Home / 26,901,861,681.86-40,337,180,758.15-12,736,708,515.61

Finding the Fourth Proportional to 26,901,861,681.86, 40,337,180,758.15 and 12,736,708,515.61

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Solution

The fourth proportional to 26,901,861,681.86, 40,337,180,758.15 and 12,736,708,515.61 is: 19,097,671,370.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,901,861,681.86 : 40,337,180,758.15 = 12,736,708,515.61 : x
  2. Step 2: Convert to fraction form
    26,901,861,681.86/40,337,180,758.15 = 12,736,708,515.61/x
  3. Step 3: Cross multiply
    26,901,861,681.86x = 40,337,180,758.15 × 12,736,708,515.61
  4. Step 4: Simplify right side
    26,901,861,681.86x = 513,762,913,657,973,768,192
  5. Step 5: Solve for x
    x = 513,762,913,657,973,768,192/26,901,861,681.86
  6. Step 6: Final answer
    x = 19,097,671,370.62

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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.