Home / 1,343,926,249.20-1,854,626,150.80-779,747,061.20

Finding the Fourth Proportional to 1,343,926,249.20, 1,854,626,150.80 and 779,747,061.20

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Solution

The fourth proportional to 1,343,926,249.20, 1,854,626,150.80 and 779,747,061.20 is: 1,076,055,543.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,926,249.20 : 1,854,626,150.80 = 779,747,061.20 : x
  2. Step 2: Convert to fraction form
    1,343,926,249.20/1,854,626,150.80 = 779,747,061.20/x
  3. Step 3: Cross multiply
    1,343,926,249.20x = 1,854,626,150.80 × 779,747,061.20
  4. Step 4: Simplify right side
    1,343,926,249.20x = 1,446,139,290,710,968,064
  5. Step 5: Solve for x
    x = 1,446,139,290,710,968,064/1,343,926,249.20
  6. Step 6: Final answer
    x = 1,076,055,543.65

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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.