Home / 845,514,293.60-1,267,967,155.80-292,666,509.92

Finding the Fourth Proportional to 845,514,293.60, 1,267,967,155.80 and 292,666,509.92

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Solution

The fourth proportional to 845,514,293.60, 1,267,967,155.80 and 292,666,509.92 is: 438,894,439.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,514,293.60 : 1,267,967,155.80 = 292,666,509.92 : x
  2. Step 2: Convert to fraction form
    845,514,293.60/1,267,967,155.80 = 292,666,509.92/x
  3. Step 3: Cross multiply
    845,514,293.60x = 1,267,967,155.80 × 292,666,509.92
  4. Step 4: Simplify right side
    845,514,293.60x = 371,091,522,181,174,912
  5. Step 5: Solve for x
    x = 371,091,522,181,174,912/845,514,293.60
  6. Step 6: Final answer
    x = 438,894,439.74

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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.