Home / 475,535,496.60-656,243,738.75-266,687,155.22

Finding the Fourth Proportional to 475,535,496.60, 656,243,738.75 and 266,687,155.22

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Solution

The fourth proportional to 475,535,496.60, 656,243,738.75 and 266,687,155.22 is: 368,030,940.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,535,496.60 : 656,243,738.75 = 266,687,155.22 : x
  2. Step 2: Convert to fraction form
    475,535,496.60/656,243,738.75 = 266,687,155.22/x
  3. Step 3: Cross multiply
    475,535,496.60x = 656,243,738.75 × 266,687,155.22
  4. Step 4: Simplify right side
    475,535,496.60x = 175,011,775,815,559,904
  5. Step 5: Solve for x
    x = 175,011,775,815,559,904/475,535,496.60
  6. Step 6: Final answer
    x = 368,030,940.00

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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.