Home / 4,678,618,223.34-6,455,779,052.76-2,643,326,445.15

Finding the Fourth Proportional to 4,678,618,223.34, 6,455,779,052.76 and 2,643,326,445.15

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Solution

The fourth proportional to 4,678,618,223.34, 6,455,779,052.76 and 2,643,326,445.15 is: 3,647,387,044.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,618,223.34 : 6,455,779,052.76 = 2,643,326,445.15 : x
  2. Step 2: Convert to fraction form
    4,678,618,223.34/6,455,779,052.76 = 2,643,326,445.15/x
  3. Step 3: Cross multiply
    4,678,618,223.34x = 6,455,779,052.76 × 2,643,326,445.15
  4. Step 4: Simplify right side
    4,678,618,223.34x = 17,064,731,494,205,925,376
  5. Step 5: Solve for x
    x = 17,064,731,494,205,925,376/4,678,618,223.34
  6. Step 6: Final answer
    x = 3,647,387,044.55

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Double scale
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1.5x scale

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.