Home / 187,307,126.80-280,960,690.20-184,437,345.40

Finding the Fourth Proportional to 187,307,126.80, 280,960,690.20 and 184,437,345.40

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Solution

The fourth proportional to 187,307,126.80, 280,960,690.20 and 184,437,345.40 is: 276,656,018.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,307,126.80 : 280,960,690.20 = 184,437,345.40 : x
  2. Step 2: Convert to fraction form
    187,307,126.80/280,960,690.20 = 184,437,345.40/x
  3. Step 3: Cross multiply
    187,307,126.80x = 280,960,690.20 × 184,437,345.40
  4. Step 4: Simplify right side
    187,307,126.80x = 51,819,643,862,239,792
  5. Step 5: Solve for x
    x = 51,819,643,862,239,792/187,307,126.80
  6. Step 6: Final answer
    x = 276,656,018.10

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1.5x scale

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.