Home / 115,853,465.40-173,630,898.90-88,792,985.40

Finding the Fourth Proportional to 115,853,465.40, 173,630,898.90 and 88,792,985.40

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Solution

The fourth proportional to 115,853,465.40, 173,630,898.90 and 88,792,985.40 is: 133,075,051.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,853,465.40 : 173,630,898.90 = 88,792,985.40 : x
  2. Step 2: Convert to fraction form
    115,853,465.40/173,630,898.90 = 88,792,985.40/x
  3. Step 3: Cross multiply
    115,853,465.40x = 173,630,898.90 × 88,792,985.40
  4. Step 4: Simplify right side
    115,853,465.40x = 15,417,205,871,016,578
  5. Step 5: Solve for x
    x = 15,417,205,871,016,578/115,853,465.40
  6. Step 6: Final answer
    x = 133,075,051.47

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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.