Home / 7,137,403,216.68-9,849,882,258.42-4,280,010,640.64

Finding the Fourth Proportional to 7,137,403,216.68, 9,849,882,258.42 and 4,280,010,640.64

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Solution

The fourth proportional to 7,137,403,216.68, 9,849,882,258.42 and 4,280,010,640.64 is: 5,906,574,085.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,403,216.68 : 9,849,882,258.42 = 4,280,010,640.64 : x
  2. Step 2: Convert to fraction form
    7,137,403,216.68/9,849,882,258.42 = 4,280,010,640.64/x
  3. Step 3: Cross multiply
    7,137,403,216.68x = 9,849,882,258.42 × 4,280,010,640.64
  4. Step 4: Simplify right side
    7,137,403,216.68x = 42,157,600,875,088,756,736
  5. Step 5: Solve for x
    x = 42,157,600,875,088,756,736/7,137,403,216.68
  6. Step 6: Final answer
    x = 5,906,574,085.18

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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.