Home / 2,210,142,309.61-3,049,980,871.57-1,206,559,876.89

Finding the Fourth Proportional to 2,210,142,309.61, 3,049,980,871.57 and 1,206,559,876.89

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Solution

The fourth proportional to 2,210,142,309.61, 3,049,980,871.57 and 1,206,559,876.89 is: 1,665,044,159.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,142,309.61 : 3,049,980,871.57 = 1,206,559,876.89 : x
  2. Step 2: Convert to fraction form
    2,210,142,309.61/3,049,980,871.57 = 1,206,559,876.89/x
  3. Step 3: Cross multiply
    2,210,142,309.61x = 3,049,980,871.57 × 1,206,559,876.89
  4. Step 4: Simplify right side
    2,210,142,309.61x = 3,679,984,544,911,312,384
  5. Step 5: Solve for x
    x = 3,679,984,544,911,312,384/2,210,142,309.61
  6. Step 6: Final answer
    x = 1,665,044,159.79

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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.