Home / 257,041,529.16-354,717,310.23-147,033,242.16

Finding the Fourth Proportional to 257,041,529.16, 354,717,310.23 and 147,033,242.16

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Solution

The fourth proportional to 257,041,529.16, 354,717,310.23 and 147,033,242.16 is: 202,905,874.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,041,529.16 : 354,717,310.23 = 147,033,242.16 : x
  2. Step 2: Convert to fraction form
    257,041,529.16/354,717,310.23 = 147,033,242.16/x
  3. Step 3: Cross multiply
    257,041,529.16x = 354,717,310.23 × 147,033,242.16
  4. Step 4: Simplify right side
    257,041,529.16x = 52,155,236,173,391,440
  5. Step 5: Solve for x
    x = 52,155,236,173,391,440/257,041,529.16
  6. Step 6: Final answer
    x = 202,905,874.17

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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.