Home / 98,342,405.40-147,513,608.10-36,931,445.40

Finding the Fourth Proportional to 98,342,405.40, 147,513,608.10 and 36,931,445.40

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Solution

The fourth proportional to 98,342,405.40, 147,513,608.10 and 36,931,445.40 is: 55,397,168.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,342,405.40 : 147,513,608.10 = 36,931,445.40 : x
  2. Step 2: Convert to fraction form
    98,342,405.40/147,513,608.10 = 36,931,445.40/x
  3. Step 3: Cross multiply
    98,342,405.40x = 147,513,608.10 × 36,931,445.40
  4. Step 4: Simplify right side
    98,342,405.40x = 5,447,890,763,302,147
  5. Step 5: Solve for x
    x = 5,447,890,763,302,147/98,342,405.40
  6. Step 6: Final answer
    x = 55,397,168.10

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1.5x scale

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.