Home / 187,272,030.30-280,908,045.45-157,038,942.30

Finding the Fourth Proportional to 187,272,030.30, 280,908,045.45 and 157,038,942.30

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Solution

The fourth proportional to 187,272,030.30, 280,908,045.45 and 157,038,942.30 is: 235,558,413.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,272,030.30 : 280,908,045.45 = 157,038,942.30 : x
  2. Step 2: Convert to fraction form
    187,272,030.30/280,908,045.45 = 157,038,942.30/x
  3. Step 3: Cross multiply
    187,272,030.30x = 280,908,045.45 × 157,038,942.30
  4. Step 4: Simplify right side
    187,272,030.30x = 44,113,502,341,028,328
  5. Step 5: Solve for x
    x = 44,113,502,341,028,328/187,272,030.30
  6. Step 6: Final answer
    x = 235,558,413.45

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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.