Home / 187,358,877.47-280,871,388.79-88,929,859.40

Finding the Fourth Proportional to 187,358,877.47, 280,871,388.79 and 88,929,859.40

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Solution

The fourth proportional to 187,358,877.47, 280,871,388.79 and 88,929,859.40 is: 133,315,557.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,358,877.47 : 280,871,388.79 = 88,929,859.40 : x
  2. Step 2: Convert to fraction form
    187,358,877.47/280,871,388.79 = 88,929,859.40/x
  3. Step 3: Cross multiply
    187,358,877.47x = 280,871,388.79 × 88,929,859.40
  4. Step 4: Simplify right side
    187,358,877.47x = 24,977,853,114,577,440
  5. Step 5: Solve for x
    x = 24,977,853,114,577,440/187,358,877.47
  6. Step 6: Final answer
    x = 133,315,557.03

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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.