Home / 475,533,534.32-656,241,030.35-266,685,191.72

Finding the Fourth Proportional to 475,533,534.32, 656,241,030.35 and 266,685,191.72

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Solution

The fourth proportional to 475,533,534.32, 656,241,030.35 and 266,685,191.72 is: 368,028,230.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,533,534.32 : 656,241,030.35 = 266,685,191.72 : x
  2. Step 2: Convert to fraction form
    475,533,534.32/656,241,030.35 = 266,685,191.72/x
  3. Step 3: Cross multiply
    475,533,534.32x = 656,241,030.35 × 266,685,191.72
  4. Step 4: Simplify right side
    475,533,534.32x = 175,009,764,988,805,472
  5. Step 5: Solve for x
    x = 175,009,764,988,805,472/475,533,534.32
  6. Step 6: Final answer
    x = 368,028,230.10

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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.