Home / 88,911,211.80-133,114,875.30-79,841,285.40

Finding the Fourth Proportional to 88,911,211.80, 133,114,875.30 and 79,841,285.40

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Solution

The fourth proportional to 88,911,211.80, 133,114,875.30 and 79,841,285.40 is: 119,535,686.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,911,211.80 : 133,114,875.30 = 79,841,285.40 : x
  2. Step 2: Convert to fraction form
    88,911,211.80/133,114,875.30 = 79,841,285.40/x
  3. Step 3: Cross multiply
    88,911,211.80x = 133,114,875.30 × 79,841,285.40
  4. Step 4: Simplify right side
    88,911,211.80x = 10,628,062,749,812,712
  5. Step 5: Solve for x
    x = 10,628,062,749,812,712/88,911,211.80
  6. Step 6: Final answer
    x = 119,535,686.61

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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.