Home / 806,354,941.13-1,112,825,746.10-488,828,570.15

Finding the Fourth Proportional to 806,354,941.13, 1,112,825,746.10 and 488,828,570.15

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Solution

The fourth proportional to 806,354,941.13, 1,112,825,746.10 and 488,828,570.15 is: 674,617,331.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,354,941.13 : 1,112,825,746.10 = 488,828,570.15 : x
  2. Step 2: Convert to fraction form
    806,354,941.13/1,112,825,746.10 = 488,828,570.15/x
  3. Step 3: Cross multiply
    806,354,941.13x = 1,112,825,746.10 × 488,828,570.15
  4. Step 4: Simplify right side
    806,354,941.13x = 543,981,018,288,412,096
  5. Step 5: Solve for x
    x = 543,981,018,288,412,096/806,354,941.13
  6. Step 6: Final answer
    x = 674,617,331.08

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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.