Home / 657,441,664.85-907,284,184.10-375,178,487.01

Finding the Fourth Proportional to 657,441,664.85, 907,284,184.10 and 375,178,487.01

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Solution

The fourth proportional to 657,441,664.85, 907,284,184.10 and 375,178,487.01 is: 517,754,693.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,441,664.85 : 907,284,184.10 = 375,178,487.01 : x
  2. Step 2: Convert to fraction form
    657,441,664.85/907,284,184.10 = 375,178,487.01/x
  3. Step 3: Cross multiply
    657,441,664.85x = 907,284,184.10 × 375,178,487.01
  4. Step 4: Simplify right side
    657,441,664.85x = 340,393,507,476,864,384
  5. Step 5: Solve for x
    x = 340,393,507,476,864,384/657,441,664.85
  6. Step 6: Final answer
    x = 517,754,693.20

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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.