Home / 1,825,438,631.90-2,722,810,337.55-1,657,858,461.74

Finding the Fourth Proportional to 1,825,438,631.90, 2,722,810,337.55 and 1,657,858,461.74

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Solution

The fourth proportional to 1,825,438,631.90, 2,722,810,337.55 and 1,657,858,461.74 is: 2,472,849,034.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,438,631.90 : 2,722,810,337.55 = 1,657,858,461.74 : x
  2. Step 2: Convert to fraction form
    1,825,438,631.90/2,722,810,337.55 = 1,657,858,461.74/x
  3. Step 3: Cross multiply
    1,825,438,631.90x = 2,722,810,337.55 × 1,657,858,461.74
  4. Step 4: Simplify right side
    1,825,438,631.90x = 4,514,034,157,812,124,160
  5. Step 5: Solve for x
    x = 4,514,034,157,812,124,160/1,825,438,631.90
  6. Step 6: Final answer
    x = 2,472,849,034.16

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.