Home / 11,378,931,818.08-17,068,303,254.78-8,893,881,612.52

Finding the Fourth Proportional to 11,378,931,818.08, 17,068,303,254.78 and 8,893,881,612.52

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Solution

The fourth proportional to 11,378,931,818.08, 17,068,303,254.78 and 8,893,881,612.52 is: 13,340,748,578.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,378,931,818.08 : 17,068,303,254.78 = 8,893,881,612.52 : x
  2. Step 2: Convert to fraction form
    11,378,931,818.08/17,068,303,254.78 = 8,893,881,612.52/x
  3. Step 3: Cross multiply
    11,378,931,818.08x = 17,068,303,254.78 × 8,893,881,612.52
  4. Step 4: Simplify right side
    11,378,931,818.08x = 151,803,468,474,603,110,400
  5. Step 5: Solve for x
    x = 151,803,468,474,603,110,400/11,378,931,818.08
  6. Step 6: Final answer
    x = 13,340,748,578.30

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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.