Home / 1,422,941,735,498.90-1,963,659,594,988.70-813,953,047,461.81

Finding the Fourth Proportional to 1,422,941,735,498.90, 1,963,659,594,988.70 and 813,953,047,461.81

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Solution

The fourth proportional to 1,422,941,735,498.90, 1,963,659,594,988.70 and 813,953,047,461.81 is: 1,123,255,205,497.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,941,735,498.90 : 1,963,659,594,988.70 = 813,953,047,461.81 : x
  2. Step 2: Convert to fraction form
    1,422,941,735,498.90/1,963,659,594,988.70 = 813,953,047,461.81/x
  3. Step 3: Cross multiply
    1,422,941,735,498.90x = 1,963,659,594,988.70 × 813,953,047,461.81
  4. Step 4: Simplify right side
    1,422,941,735,498.90x = 1,598,326,711,518,675,964,264,448
  5. Step 5: Solve for x
    x = 1,598,326,711,518,675,964,264,448/1,422,941,735,498.90
  6. Step 6: Final answer
    x = 1,123,255,205,497.42

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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.