Home / 1,691,565,547.13-2,539,839,102.28-946,041,969.95

Finding the Fourth Proportional to 1,691,565,547.13, 2,539,839,102.28 and 946,041,969.95

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Solution

The fourth proportional to 1,691,565,547.13, 2,539,839,102.28 and 946,041,969.95 is: 1,420,455,974.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,565,547.13 : 2,539,839,102.28 = 946,041,969.95 : x
  2. Step 2: Convert to fraction form
    1,691,565,547.13/2,539,839,102.28 = 946,041,969.95/x
  3. Step 3: Cross multiply
    1,691,565,547.13x = 2,539,839,102.28 × 946,041,969.95
  4. Step 4: Simplify right side
    1,691,565,547.13x = 2,402,794,387,661,946,880
  5. Step 5: Solve for x
    x = 2,402,794,387,661,946,880/1,691,565,547.13
  6. Step 6: Final answer
    x = 1,420,455,974.49

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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.