Home / 133,385,622.50-184,072,159.05-72,338,838.50

Finding the Fourth Proportional to 133,385,622.50, 184,072,159.05 and 72,338,838.50

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Solution

The fourth proportional to 133,385,622.50, 184,072,159.05 and 72,338,838.50 is: 99,827,597.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,385,622.50 : 184,072,159.05 = 72,338,838.50 : x
  2. Step 2: Convert to fraction form
    133,385,622.50/184,072,159.05 = 72,338,838.50/x
  3. Step 3: Cross multiply
    133,385,622.50x = 184,072,159.05 × 72,338,838.50
  4. Step 4: Simplify right side
    133,385,622.50x = 13,315,566,185,864,264
  5. Step 5: Solve for x
    x = 13,315,566,185,864,264/133,385,622.50
  6. Step 6: Final answer
    x = 99,827,597.13

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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.