Home / 1,772,928,159.30-2,659,392,238.95-1,047,334,047.30

Finding the Fourth Proportional to 1,772,928,159.30, 2,659,392,238.95 and 1,047,334,047.30

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Solution

The fourth proportional to 1,772,928,159.30, 2,659,392,238.95 and 1,047,334,047.30 is: 1,571,001,070.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,928,159.30 : 2,659,392,238.95 = 1,047,334,047.30 : x
  2. Step 2: Convert to fraction form
    1,772,928,159.30/2,659,392,238.95 = 1,047,334,047.30/x
  3. Step 3: Cross multiply
    1,772,928,159.30x = 2,659,392,238.95 × 1,047,334,047.30
  4. Step 4: Simplify right side
    1,772,928,159.30x = 2,785,272,036,977,712,128
  5. Step 5: Solve for x
    x = 2,785,272,036,977,712,128/1,772,928,159.30
  6. Step 6: Final answer
    x = 1,571,001,070.95

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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.