Home / 91,041,178.08-125,651,693.28-67,674,898.32

Finding the Fourth Proportional to 91,041,178.08, 125,651,693.28 and 67,674,898.32

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Solution

The fourth proportional to 91,041,178.08, 125,651,693.28 and 67,674,898.32 is: 93,402,411.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,041,178.08 : 125,651,693.28 = 67,674,898.32 : x
  2. Step 2: Convert to fraction form
    91,041,178.08/125,651,693.28 = 67,674,898.32/x
  3. Step 3: Cross multiply
    91,041,178.08x = 125,651,693.28 × 67,674,898.32
  4. Step 4: Simplify right side
    91,041,178.08x = 8,503,465,566,459,826
  5. Step 5: Solve for x
    x = 8,503,465,566,459,826/91,041,178.08
  6. Step 6: Final answer
    x = 93,402,411.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.