Home / 1,256,941,070.60-1,734,510,478.02-692,316,107.24

Finding the Fourth Proportional to 1,256,941,070.60, 1,734,510,478.02 and 692,316,107.24

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Solution

The fourth proportional to 1,256,941,070.60, 1,734,510,478.02 and 692,316,107.24 is: 955,358,664.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,941,070.60 : 1,734,510,478.02 = 692,316,107.24 : x
  2. Step 2: Convert to fraction form
    1,256,941,070.60/1,734,510,478.02 = 692,316,107.24/x
  3. Step 3: Cross multiply
    1,256,941,070.60x = 1,734,510,478.02 × 692,316,107.24
  4. Step 4: Simplify right side
    1,256,941,070.60x = 1,200,829,542,109,797,888
  5. Step 5: Solve for x
    x = 1,200,829,542,109,797,888/1,256,941,070.60
  6. Step 6: Final answer
    x = 955,358,664.14

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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.