Home / 12,022,785,210.72-18,034,744,686.48-9,920,362,095.84

Finding the Fourth Proportional to 12,022,785,210.72, 18,034,744,686.48 and 9,920,362,095.84

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Solution

The fourth proportional to 12,022,785,210.72, 18,034,744,686.48 and 9,920,362,095.84 is: 14,881,010,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022,785,210.72 : 18,034,744,686.48 = 9,920,362,095.84 : x
  2. Step 2: Convert to fraction form
    12,022,785,210.72/18,034,744,686.48 = 9,920,362,095.84/x
  3. Step 3: Cross multiply
    12,022,785,210.72x = 18,034,744,686.48 × 9,920,362,095.84
  4. Step 4: Simplify right side
    12,022,785,210.72x = 178,911,197,595,908,046,848
  5. Step 5: Solve for x
    x = 178,911,197,595,908,046,848/12,022,785,210.72
  6. Step 6: Final answer
    x = 14,881,010,885.60

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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.