Home / 162,385,252.40-243,577,878.60-127,947,875.60

Finding the Fourth Proportional to 162,385,252.40, 243,577,878.60 and 127,947,875.60

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Solution

The fourth proportional to 162,385,252.40, 243,577,878.60 and 127,947,875.60 is: 191,921,813.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,385,252.40 : 243,577,878.60 = 127,947,875.60 : x
  2. Step 2: Convert to fraction form
    162,385,252.40/243,577,878.60 = 127,947,875.60/x
  3. Step 3: Cross multiply
    162,385,252.40x = 243,577,878.60 × 127,947,875.60
  4. Step 4: Simplify right side
    162,385,252.40x = 31,165,272,110,024,700
  5. Step 5: Solve for x
    x = 31,165,272,110,024,700/162,385,252.40
  6. Step 6: Final answer
    x = 191,921,813.40

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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.