Home / 314,928,916.30-472,393,374.45-176,612,538.70

Finding the Fourth Proportional to 314,928,916.30, 472,393,374.45 and 176,612,538.70

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Solution

The fourth proportional to 314,928,916.30, 472,393,374.45 and 176,612,538.70 is: 264,918,808.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,916.30 : 472,393,374.45 = 176,612,538.70 : x
  2. Step 2: Convert to fraction form
    314,928,916.30/472,393,374.45 = 176,612,538.70/x
  3. Step 3: Cross multiply
    314,928,916.30x = 472,393,374.45 × 176,612,538.70
  4. Step 4: Simplify right side
    314,928,916.30x = 83,430,593,126,674,208
  5. Step 5: Solve for x
    x = 83,430,593,126,674,208/314,928,916.30
  6. Step 6: Final answer
    x = 264,918,808.05

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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.