Home / 102,432,003.70-153,648,005.55-84,737,283.70

Finding the Fourth Proportional to 102,432,003.70, 153,648,005.55 and 84,737,283.70

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Solution

The fourth proportional to 102,432,003.70, 153,648,005.55 and 84,737,283.70 is: 127,105,925.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,432,003.70 : 153,648,005.55 = 84,737,283.70 : x
  2. Step 2: Convert to fraction form
    102,432,003.70/153,648,005.55 = 84,737,283.70/x
  3. Step 3: Cross multiply
    102,432,003.70x = 153,648,005.55 × 84,737,283.70
  4. Step 4: Simplify right side
    102,432,003.70x = 13,019,714,636,229,526
  5. Step 5: Solve for x
    x = 13,019,714,636,229,526/102,432,003.70
  6. Step 6: Final answer
    x = 127,105,925.55

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1.5x scale

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.