Home / 5,535,417,364.27-7,638,870,988.36-3,124,607,416.90

Finding the Fourth Proportional to 5,535,417,364.27, 7,638,870,988.36 and 3,124,607,416.90

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Solution

The fourth proportional to 5,535,417,364.27, 7,638,870,988.36 and 3,124,607,416.90 is: 4,311,955,427.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535,417,364.27 : 7,638,870,988.36 = 3,124,607,416.90 : x
  2. Step 2: Convert to fraction form
    5,535,417,364.27/7,638,870,988.36 = 3,124,607,416.90/x
  3. Step 3: Cross multiply
    5,535,417,364.27x = 7,638,870,988.36 × 3,124,607,416.90
  4. Step 4: Simplify right side
    5,535,417,364.27x = 23,868,472,946,961,960,960
  5. Step 5: Solve for x
    x = 23,868,472,946,961,960,960/5,535,417,364.27
  6. Step 6: Final answer
    x = 4,311,955,427.43

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Double scale
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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.