Home / 916,656,486-1,265,016,505.53-514,841,043.60

Finding the Fourth Proportional to 916,656,486, 1,265,016,505.53 and 514,841,043.60

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Solution

The fourth proportional to 916,656,486, 1,265,016,505.53 and 514,841,043.60 is: 710,497,801.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,656,486 : 1,265,016,505.53 = 514,841,043.60 : x
  2. Step 2: Convert to fraction form
    916,656,486/1,265,016,505.53 = 514,841,043.60/x
  3. Step 3: Cross multiply
    916,656,486x = 1,265,016,505.53 × 514,841,043.60
  4. Step 4: Simplify right side
    916,656,486x = 651,282,417,878,290,432
  5. Step 5: Solve for x
    x = 651,282,417,878,290,432/916,656,486
  6. Step 6: Final answer
    x = 710,497,801.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.