Home / 922,752,030.30-1,384,128,045.45-861,837,956.70

Finding the Fourth Proportional to 922,752,030.30, 1,384,128,045.45 and 861,837,956.70

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Solution

The fourth proportional to 922,752,030.30, 1,384,128,045.45 and 861,837,956.70 is: 1,292,756,935.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,752,030.30 : 1,384,128,045.45 = 861,837,956.70 : x
  2. Step 2: Convert to fraction form
    922,752,030.30/1,384,128,045.45 = 861,837,956.70/x
  3. Step 3: Cross multiply
    922,752,030.30x = 1,384,128,045.45 × 861,837,956.70
  4. Step 4: Simplify right side
    922,752,030.30x = 1,192,894,086,501,792,768
  5. Step 5: Solve for x
    x = 1,192,894,086,501,792,768/922,752,030.30
  6. Step 6: Final answer
    x = 1,292,756,935.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.