Home / 8,226,742,397.32-12,336,223,577.02-3,186,959,356.40

Finding the Fourth Proportional to 8,226,742,397.32, 12,336,223,577.02 and 3,186,959,356.40

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Solution

The fourth proportional to 8,226,742,397.32, 12,336,223,577.02 and 3,186,959,356.40 is: 4,778,932,079.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226,742,397.32 : 12,336,223,577.02 = 3,186,959,356.40 : x
  2. Step 2: Convert to fraction form
    8,226,742,397.32/12,336,223,577.02 = 3,186,959,356.40/x
  3. Step 3: Cross multiply
    8,226,742,397.32x = 12,336,223,577.02 × 3,186,959,356.40
  4. Step 4: Simplify right side
    8,226,742,397.32x = 39,315,043,151,435,513,856
  5. Step 5: Solve for x
    x = 39,315,043,151,435,513,856/8,226,742,397.32
  6. Step 6: Final answer
    x = 4,778,932,079.39

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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.