Home / 1,038,990,551.04-1,433,949,612.94-637,033,215.20

Finding the Fourth Proportional to 1,038,990,551.04, 1,433,949,612.94 and 637,033,215.20

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Solution

The fourth proportional to 1,038,990,551.04, 1,433,949,612.94 and 637,033,215.20 is: 879,193,301.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,990,551.04 : 1,433,949,612.94 = 637,033,215.20 : x
  2. Step 2: Convert to fraction form
    1,038,990,551.04/1,433,949,612.94 = 637,033,215.20/x
  3. Step 3: Cross multiply
    1,038,990,551.04x = 1,433,949,612.94 × 637,033,215.20
  4. Step 4: Simplify right side
    1,038,990,551.04x = 913,473,532,359,622,144
  5. Step 5: Solve for x
    x = 913,473,532,359,622,144/1,038,990,551.04
  6. Step 6: Final answer
    x = 879,193,301.08

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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.