Home / 1,360,490,280.24-1,877,538,116.16-765,979,043.40

Finding the Fourth Proportional to 1,360,490,280.24, 1,877,538,116.16 and 765,979,043.40

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Solution

The fourth proportional to 1,360,490,280.24, 1,877,538,116.16 and 765,979,043.40 is: 1,057,085,722.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,490,280.24 : 1,877,538,116.16 = 765,979,043.40 : x
  2. Step 2: Convert to fraction form
    1,360,490,280.24/1,877,538,116.16 = 765,979,043.40/x
  3. Step 3: Cross multiply
    1,360,490,280.24x = 1,877,538,116.16 × 765,979,043.40
  4. Step 4: Simplify right side
    1,360,490,280.24x = 1,438,154,850,163,275,008
  5. Step 5: Solve for x
    x = 1,438,154,850,163,275,008/1,360,490,280.24
  6. Step 6: Final answer
    x = 1,057,085,722.00

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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.