Home / 7,811,352,543.59-10,779,658,306.76-4,243,062,240.48

Finding the Fourth Proportional to 7,811,352,543.59, 10,779,658,306.76 and 4,243,062,240.48

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Solution

The fourth proportional to 7,811,352,543.59, 10,779,658,306.76 and 4,243,062,240.48 is: 5,855,421,435.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,811,352,543.59 : 10,779,658,306.76 = 4,243,062,240.48 : x
  2. Step 2: Convert to fraction form
    7,811,352,543.59/10,779,658,306.76 = 4,243,062,240.48/x
  3. Step 3: Cross multiply
    7,811,352,543.59x = 10,779,658,306.76 × 4,243,062,240.48
  4. Step 4: Simplify right side
    7,811,352,543.59x = 45,738,761,126,616,973,312
  5. Step 5: Solve for x
    x = 45,738,761,126,616,973,312/7,811,352,543.59
  6. Step 6: Final answer
    x = 5,855,421,435.84

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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.