Home / 10,256,518,045.85-14,154,437,263.55-5,678,782,425.90

Finding the Fourth Proportional to 10,256,518,045.85, 14,154,437,263.55 and 5,678,782,425.90

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Solution

The fourth proportional to 10,256,518,045.85, 14,154,437,263.55 and 5,678,782,425.90 is: 7,836,964,671.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256,518,045.85 : 14,154,437,263.55 = 5,678,782,425.90 : x
  2. Step 2: Convert to fraction form
    10,256,518,045.85/14,154,437,263.55 = 5,678,782,425.90/x
  3. Step 3: Cross multiply
    10,256,518,045.85x = 14,154,437,263.55 × 5,678,782,425.90
  4. Step 4: Simplify right side
    10,256,518,045.85x = 80,379,969,580,723,421,184
  5. Step 5: Solve for x
    x = 80,379,969,580,723,421,184/10,256,518,045.85
  6. Step 6: Final answer
    x = 7,836,964,671.78

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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.