Home / 1,077,430,129.20-1,615,369,542.48-662,048,713.80

Finding the Fourth Proportional to 1,077,430,129.20, 1,615,369,542.48 and 662,048,713.80

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Solution

The fourth proportional to 1,077,430,129.20, 1,615,369,542.48 and 662,048,713.80 is: 992,596,456.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,430,129.20 : 1,615,369,542.48 = 662,048,713.80 : x
  2. Step 2: Convert to fraction form
    1,077,430,129.20/1,615,369,542.48 = 662,048,713.80/x
  3. Step 3: Cross multiply
    1,077,430,129.20x = 1,615,369,542.48 × 662,048,713.80
  4. Step 4: Simplify right side
    1,077,430,129.20x = 1,069,453,327,910,578,432
  5. Step 5: Solve for x
    x = 1,069,453,327,910,578,432/1,077,430,129.20
  6. Step 6: Final answer
    x = 992,596,456.07

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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.