Home / 9,528,216,240.81-13,149,301,191.98-5,299,433,915.61

Finding the Fourth Proportional to 9,528,216,240.81, 13,149,301,191.98 and 5,299,433,915.61

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Solution

The fourth proportional to 9,528,216,240.81, 13,149,301,191.98 and 5,299,433,915.61 is: 7,313,420,575.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,528,216,240.81 : 13,149,301,191.98 = 5,299,433,915.61 : x
  2. Step 2: Convert to fraction form
    9,528,216,240.81/13,149,301,191.98 = 5,299,433,915.61/x
  3. Step 3: Cross multiply
    9,528,216,240.81x = 13,149,301,191.98 × 5,299,433,915.61
  4. Step 4: Simplify right side
    9,528,216,240.81x = 69,683,852,703,323,308,032
  5. Step 5: Solve for x
    x = 69,683,852,703,323,308,032/9,528,216,240.81
  6. Step 6: Final answer
    x = 7,313,420,575.50

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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.