Home / 1,035,025,389.36-1,428,324,220.08-565,125,260.40

Finding the Fourth Proportional to 1,035,025,389.36, 1,428,324,220.08 and 565,125,260.40

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Solution

The fourth proportional to 1,035,025,389.36, 1,428,324,220.08 and 565,125,260.40 is: 779,866,953.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,025,389.36 : 1,428,324,220.08 = 565,125,260.40 : x
  2. Step 2: Convert to fraction form
    1,035,025,389.36/1,428,324,220.08 = 565,125,260.40/x
  3. Step 3: Cross multiply
    1,035,025,389.36x = 1,428,324,220.08 × 565,125,260.40
  4. Step 4: Simplify right side
    1,035,025,389.36x = 807,182,096,808,336,768
  5. Step 5: Solve for x
    x = 807,182,096,808,336,768/1,035,025,389.36
  6. Step 6: Final answer
    x = 779,866,953.13

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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.