Home / 2,875,712,900.04-4,313,692,434.60-1,129,293,519.84

Finding the Fourth Proportional to 2,875,712,900.04, 4,313,692,434.60 and 1,129,293,519.84

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Solution

The fourth proportional to 2,875,712,900.04, 4,313,692,434.60 and 1,129,293,519.84 is: 1,693,988,615.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,712,900.04 : 4,313,692,434.60 = 1,129,293,519.84 : x
  2. Step 2: Convert to fraction form
    2,875,712,900.04/4,313,692,434.60 = 1,129,293,519.84/x
  3. Step 3: Cross multiply
    2,875,712,900.04x = 4,313,692,434.60 × 1,129,293,519.84
  4. Step 4: Simplify right side
    2,875,712,900.04x = 4,871,424,912,976,613,376
  5. Step 5: Solve for x
    x = 4,871,424,912,976,613,376/2,875,712,900.04
  6. Step 6: Final answer
    x = 1,693,988,615.10

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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.