Home / 6,403,953,545.79-8,836,973,376.26-3,897,550,243.95

Finding the Fourth Proportional to 6,403,953,545.79, 8,836,973,376.26 and 3,897,550,243.95

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Solution

The fourth proportional to 6,403,953,545.79, 8,836,973,376.26 and 3,897,550,243.95 is: 5,378,325,669.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403,953,545.79 : 8,836,973,376.26 = 3,897,550,243.95 : x
  2. Step 2: Convert to fraction form
    6,403,953,545.79/8,836,973,376.26 = 3,897,550,243.95/x
  3. Step 3: Cross multiply
    6,403,953,545.79x = 8,836,973,376.26 × 3,897,550,243.95
  4. Step 4: Simplify right side
    6,403,953,545.79x = 34,442,547,738,402,324,480
  5. Step 5: Solve for x
    x = 34,442,547,738,402,324,480/6,403,953,545.79
  6. Step 6: Final answer
    x = 5,378,325,669.00

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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.