Home / 8,973,911,020-12,383,769,059.76-5,013,642,431.20

Finding the Fourth Proportional to 8,973,911,020, 12,383,769,059.76 and 5,013,642,431.20

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Solution

The fourth proportional to 8,973,911,020, 12,383,769,059.76 and 5,013,642,431.20 is: 6,918,699,090.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,973,911,020 : 12,383,769,059.76 = 5,013,642,431.20 : x
  2. Step 2: Convert to fraction form
    8,973,911,020/12,383,769,059.76 = 5,013,642,431.20/x
  3. Step 3: Cross multiply
    8,973,911,020x = 12,383,769,059.76 × 5,013,642,431.20
  4. Step 4: Simplify right side
    8,973,911,020x = 62,087,790,016,194,461,696
  5. Step 5: Solve for x
    x = 62,087,790,016,194,461,696/8,973,911,020
  6. Step 6: Final answer
    x = 6,918,699,090.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.