Home / 13,878,402,490.62-20,819,580,400.62-4,307,035,073.58

Finding the Fourth Proportional to 13,878,402,490.62, 20,819,580,400.62 and 4,307,035,073.58

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Solution

The fourth proportional to 13,878,402,490.62, 20,819,580,400.62 and 4,307,035,073.58 is: 6,461,166,050.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,878,402,490.62 : 20,819,580,400.62 = 4,307,035,073.58 : x
  2. Step 2: Convert to fraction form
    13,878,402,490.62/20,819,580,400.62 = 4,307,035,073.58/x
  3. Step 3: Cross multiply
    13,878,402,490.62x = 20,819,580,400.62 × 4,307,035,073.58
  4. Step 4: Simplify right side
    13,878,402,490.62x = 89,670,663,002,689,077,248
  5. Step 5: Solve for x
    x = 89,670,663,002,689,077,248/13,878,402,490.62
  6. Step 6: Final answer
    x = 6,461,166,050.15

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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.