Home / 121,316,603.10-181,974,904.65-60,724,455.90

Finding the Fourth Proportional to 121,316,603.10, 181,974,904.65 and 60,724,455.90

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Solution

The fourth proportional to 121,316,603.10, 181,974,904.65 and 60,724,455.90 is: 91,086,683.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,316,603.10 : 181,974,904.65 = 60,724,455.90 : x
  2. Step 2: Convert to fraction form
    121,316,603.10/181,974,904.65 = 60,724,455.90/x
  3. Step 3: Cross multiply
    121,316,603.10x = 181,974,904.65 × 60,724,455.90
  4. Step 4: Simplify right side
    121,316,603.10x = 11,050,327,072,325,630
  5. Step 5: Solve for x
    x = 11,050,327,072,325,630/121,316,603.10
  6. Step 6: Final answer
    x = 91,086,683.85

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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.