Home / 105,539,962.80-158,309,944.20-97,887,212.40

Finding the Fourth Proportional to 105,539,962.80, 158,309,944.20 and 97,887,212.40

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Solution

The fourth proportional to 105,539,962.80, 158,309,944.20 and 97,887,212.40 is: 146,830,818.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,539,962.80 : 158,309,944.20 = 97,887,212.40 : x
  2. Step 2: Convert to fraction form
    105,539,962.80/158,309,944.20 = 97,887,212.40/x
  3. Step 3: Cross multiply
    105,539,962.80x = 158,309,944.20 × 97,887,212.40
  4. Step 4: Simplify right side
    105,539,962.80x = 15,496,519,132,937,548
  5. Step 5: Solve for x
    x = 15,496,519,132,937,548/105,539,962.80
  6. Step 6: Final answer
    x = 146,830,818.60

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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.