Home / 187,113,045.60-280,648,126.08-48,951,985.50

Finding the Fourth Proportional to 187,113,045.60, 280,648,126.08 and 48,951,985.50

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Solution

The fourth proportional to 187,113,045.60, 280,648,126.08 and 48,951,985.50 is: 73,422,368.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,113,045.60 : 280,648,126.08 = 48,951,985.50 : x
  2. Step 2: Convert to fraction form
    187,113,045.60/280,648,126.08 = 48,951,985.50/x
  3. Step 3: Cross multiply
    187,113,045.60x = 280,648,126.08 × 48,951,985.50
  4. Step 4: Simplify right side
    187,113,045.60x = 13,738,282,998,470,332
  5. Step 5: Solve for x
    x = 13,738,282,998,470,332/187,113,045.60
  6. Step 6: Final answer
    x = 73,422,368.57

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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.