Home / 7,540,730,098.69-10,405,822,941.42-4,153,566,472.81

Finding the Fourth Proportional to 7,540,730,098.69, 10,405,822,941.42 and 4,153,566,472.81

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Solution

The fourth proportional to 7,540,730,098.69, 10,405,822,941.42 and 4,153,566,472.81 is: 5,731,709,890.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,540,730,098.69 : 10,405,822,941.42 = 4,153,566,472.81 : x
  2. Step 2: Convert to fraction form
    7,540,730,098.69/10,405,822,941.42 = 4,153,566,472.81/x
  3. Step 3: Cross multiply
    7,540,730,098.69x = 10,405,822,941.42 × 4,153,566,472.81
  4. Step 4: Simplify right side
    7,540,730,098.69x = 43,221,277,291,479,244,800
  5. Step 5: Solve for x
    x = 43,221,277,291,479,244,800/7,540,730,098.69
  6. Step 6: Final answer
    x = 5,731,709,890.93

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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.