Home / 155,975,577.42-215,178,532.11-94,061,510.22

Finding the Fourth Proportional to 155,975,577.42, 215,178,532.11 and 94,061,510.22

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Solution

The fourth proportional to 155,975,577.42, 215,178,532.11 and 94,061,510.22 is: 129,764,018.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,975,577.42 : 215,178,532.11 = 94,061,510.22 : x
  2. Step 2: Convert to fraction form
    155,975,577.42/215,178,532.11 = 94,061,510.22/x
  3. Step 3: Cross multiply
    155,975,577.42x = 215,178,532.11 × 94,061,510.22
  4. Step 4: Simplify right side
    155,975,577.42x = 20,240,017,697,189,364
  5. Step 5: Solve for x
    x = 20,240,017,697,189,364/155,975,577.42
  6. Step 6: Final answer
    x = 129,764,018.39

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1.5x scale

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.