Home / 2,126,642,153.28-2,934,643,727.52-1,186,771,030.08

Finding the Fourth Proportional to 2,126,642,153.28, 2,934,643,727.52 and 1,186,771,030.08

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Solution

The fourth proportional to 2,126,642,153.28, 2,934,643,727.52 and 1,186,771,030.08 is: 1,637,675,691.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,642,153.28 : 2,934,643,727.52 = 1,186,771,030.08 : x
  2. Step 2: Convert to fraction form
    2,126,642,153.28/2,934,643,727.52 = 1,186,771,030.08/x
  3. Step 3: Cross multiply
    2,126,642,153.28x = 2,934,643,727.52 × 1,186,771,030.08
  4. Step 4: Simplify right side
    2,126,642,153.28x = 3,482,750,159,426,720,768
  5. Step 5: Solve for x
    x = 3,482,750,159,426,720,768/2,126,642,153.28
  6. Step 6: Final answer
    x = 1,637,675,691.73

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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.