Home / 747,954,327.40-1,121,931,491.10-498,283,345.60

Finding the Fourth Proportional to 747,954,327.40, 1,121,931,491.10 and 498,283,345.60

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Solution

The fourth proportional to 747,954,327.40, 1,121,931,491.10 and 498,283,345.60 is: 747,425,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,954,327.40 : 1,121,931,491.10 = 498,283,345.60 : x
  2. Step 2: Convert to fraction form
    747,954,327.40/1,121,931,491.10 = 498,283,345.60/x
  3. Step 3: Cross multiply
    747,954,327.40x = 1,121,931,491.10 × 498,283,345.60
  4. Step 4: Simplify right side
    747,954,327.40x = 559,039,776,919,304,576
  5. Step 5: Solve for x
    x = 559,039,776,919,304,576/747,954,327.40
  6. Step 6: Final answer
    x = 747,425,018.40

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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.