Home / 545,746,931.16-753,207,575.94-347,445,080.16

Finding the Fourth Proportional to 545,746,931.16, 753,207,575.94 and 347,445,080.16

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Solution

The fourth proportional to 545,746,931.16, 753,207,575.94 and 347,445,080.16 is: 479,523,111.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,746,931.16 : 753,207,575.94 = 347,445,080.16 : x
  2. Step 2: Convert to fraction form
    545,746,931.16/753,207,575.94 = 347,445,080.16/x
  3. Step 3: Cross multiply
    545,746,931.16x = 753,207,575.94 × 347,445,080.16
  4. Step 4: Simplify right side
    545,746,931.16x = 261,698,266,599,592,640
  5. Step 5: Solve for x
    x = 261,698,266,599,592,640/545,746,931.16
  6. Step 6: Final answer
    x = 479,523,111.64

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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.