Home / 1,124,106,577.31-1,551,429,419.20-647,705,738.88

Finding the Fourth Proportional to 1,124,106,577.31, 1,551,429,419.20 and 647,705,738.88

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Solution

The fourth proportional to 1,124,106,577.31, 1,551,429,419.20 and 647,705,738.88 is: 893,927,460.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,106,577.31 : 1,551,429,419.20 = 647,705,738.88 : x
  2. Step 2: Convert to fraction form
    1,124,106,577.31/1,551,429,419.20 = 647,705,738.88/x
  3. Step 3: Cross multiply
    1,124,106,577.31x = 1,551,429,419.20 × 647,705,738.88
  4. Step 4: Simplify right side
    1,124,106,577.31x = 1,004,869,738,281,485,952
  5. Step 5: Solve for x
    x = 1,004,869,738,281,485,952/1,124,106,577.31
  6. Step 6: Final answer
    x = 893,927,460.76

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Double scale
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1.5x scale

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.