Home / 98,197,011.60-147,290,176.44-30,039,702.72

Finding the Fourth Proportional to 98,197,011.60, 147,290,176.44 and 30,039,702.72

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Solution

The fourth proportional to 98,197,011.60, 147,290,176.44 and 30,039,702.72 is: 45,057,920.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,197,011.60 : 147,290,176.44 = 30,039,702.72 : x
  2. Step 2: Convert to fraction form
    98,197,011.60/147,290,176.44 = 30,039,702.72/x
  3. Step 3: Cross multiply
    98,197,011.60x = 147,290,176.44 × 30,039,702.72
  4. Step 4: Simplify right side
    98,197,011.60x = 4,424,553,113,833,947.50
  5. Step 5: Solve for x
    x = 4,424,553,113,833,947.50/98,197,011.60
  6. Step 6: Final answer
    x = 45,057,920.21

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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.