Home / 104,587,714.80-156,881,572.20-31,803,917.40

Finding the Fourth Proportional to 104,587,714.80, 156,881,572.20 and 31,803,917.40

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Solution

The fourth proportional to 104,587,714.80, 156,881,572.20 and 31,803,917.40 is: 47,705,876.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,587,714.80 : 156,881,572.20 = 31,803,917.40 : x
  2. Step 2: Convert to fraction form
    104,587,714.80/156,881,572.20 = 31,803,917.40/x
  3. Step 3: Cross multiply
    104,587,714.80x = 156,881,572.20 × 31,803,917.40
  4. Step 4: Simplify right side
    104,587,714.80x = 4,989,448,563,830,936
  5. Step 5: Solve for x
    x = 4,989,448,563,830,936/104,587,714.80
  6. Step 6: Final answer
    x = 47,705,876.10

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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.