Home / 610,760,112.60-916,140,168.90-319,514,698.20

Finding the Fourth Proportional to 610,760,112.60, 916,140,168.90 and 319,514,698.20

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Solution

The fourth proportional to 610,760,112.60, 916,140,168.90 and 319,514,698.20 is: 479,272,047.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,760,112.60 : 916,140,168.90 = 319,514,698.20 : x
  2. Step 2: Convert to fraction form
    610,760,112.60/916,140,168.90 = 319,514,698.20/x
  3. Step 3: Cross multiply
    610,760,112.60x = 916,140,168.90 × 319,514,698.20
  4. Step 4: Simplify right side
    610,760,112.60x = 292,720,249,574,980,480
  5. Step 5: Solve for x
    x = 292,720,249,574,980,480/610,760,112.60
  6. Step 6: Final answer
    x = 479,272,047.30

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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.