Home / 76,626,305.08-105,730,377.84-45,269,459.32

Finding the Fourth Proportional to 76,626,305.08, 105,730,377.84 and 45,269,459.32

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Solution

The fourth proportional to 76,626,305.08, 105,730,377.84 and 45,269,459.32 is: 62,463,628.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,626,305.08 : 105,730,377.84 = 45,269,459.32 : x
  2. Step 2: Convert to fraction form
    76,626,305.08/105,730,377.84 = 45,269,459.32/x
  3. Step 3: Cross multiply
    76,626,305.08x = 105,730,377.84 × 45,269,459.32
  4. Step 4: Simplify right side
    76,626,305.08x = 4,786,357,038,516,110
  5. Step 5: Solve for x
    x = 4,786,357,038,516,110/76,626,305.08
  6. Step 6: Final answer
    x = 62,463,628.30

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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.