Home / 171,937,386-237,272,582.40-93,620,752.56

Finding the Fourth Proportional to 171,937,386, 237,272,582.40 and 93,620,752.56

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Solution

The fourth proportional to 171,937,386, 237,272,582.40 and 93,620,752.56 is: 129,196,088.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,937,386 : 237,272,582.40 = 93,620,752.56 : x
  2. Step 2: Convert to fraction form
    171,937,386/237,272,582.40 = 93,620,752.56/x
  3. Step 3: Cross multiply
    171,937,386x = 237,272,582.40 × 93,620,752.56
  4. Step 4: Simplify right side
    171,937,386x = 22,213,637,726,142,612
  5. Step 5: Solve for x
    x = 22,213,637,726,142,612/171,937,386
  6. Step 6: Final answer
    x = 129,196,088.43

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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.