Home / 1,036,644,566.40-1,554,966,849.60-346,462,139.70

Finding the Fourth Proportional to 1,036,644,566.40, 1,554,966,849.60 and 346,462,139.70

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Solution

The fourth proportional to 1,036,644,566.40, 1,554,966,849.60 and 346,462,139.70 is: 519,693,209.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,644,566.40 : 1,554,966,849.60 = 346,462,139.70 : x
  2. Step 2: Convert to fraction form
    1,036,644,566.40/1,554,966,849.60 = 346,462,139.70/x
  3. Step 3: Cross multiply
    1,036,644,566.40x = 1,554,966,849.60 × 346,462,139.70
  4. Step 4: Simplify right side
    1,036,644,566.40x = 538,737,141,874,984,064
  5. Step 5: Solve for x
    x = 538,737,141,874,984,064/1,036,644,566.40
  6. Step 6: Final answer
    x = 519,693,209.55

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.