Home / 147,219,756.80-220,840,132.80-44,983,630.40

Finding the Fourth Proportional to 147,219,756.80, 220,840,132.80 and 44,983,630.40

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Solution

The fourth proportional to 147,219,756.80, 220,840,132.80 and 44,983,630.40 is: 67,478,653.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,219,756.80 : 220,840,132.80 = 44,983,630.40 : x
  2. Step 2: Convert to fraction form
    147,219,756.80/220,840,132.80 = 44,983,630.40/x
  3. Step 3: Cross multiply
    147,219,756.80x = 220,840,132.80 × 44,983,630.40
  4. Step 4: Simplify right side
    147,219,756.80x = 9,934,190,911,362,118
  5. Step 5: Solve for x
    x = 9,934,190,911,362,118/147,219,756.80
  6. Step 6: Final answer
    x = 67,478,653.19

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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.