Home / 914,998,971.18-1,263,217,106.44-700,013,141.40

Finding the Fourth Proportional to 914,998,971.18, 1,263,217,106.44 and 700,013,141.40

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Solution

The fourth proportional to 914,998,971.18, 1,263,217,106.44 and 700,013,141.40 is: 966,414,829.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,998,971.18 : 1,263,217,106.44 = 700,013,141.40 : x
  2. Step 2: Convert to fraction form
    914,998,971.18/1,263,217,106.44 = 700,013,141.40/x
  3. Step 3: Cross multiply
    914,998,971.18x = 1,263,217,106.44 × 700,013,141.40
  4. Step 4: Simplify right side
    914,998,971.18x = 884,268,574,949,282,560
  5. Step 5: Solve for x
    x = 884,268,574,949,282,560/914,998,971.18
  6. Step 6: Final answer
    x = 966,414,829.74

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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.