Home / 15,980,537,915.51-23,976,130,414.04-5,357,813,368.82

Finding the Fourth Proportional to 15,980,537,915.51, 23,976,130,414.04 and 5,357,813,368.82

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Solution

The fourth proportional to 15,980,537,915.51, 23,976,130,414.04 and 5,357,813,368.82 is: 8,038,504,882.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,980,537,915.51 : 23,976,130,414.04 = 5,357,813,368.82 : x
  2. Step 2: Convert to fraction form
    15,980,537,915.51/23,976,130,414.04 = 5,357,813,368.82/x
  3. Step 3: Cross multiply
    15,980,537,915.51x = 23,976,130,414.04 × 5,357,813,368.82
  4. Step 4: Simplify right side
    15,980,537,915.51x = 128,459,632,064,795,426,816
  5. Step 5: Solve for x
    x = 128,459,632,064,795,426,816/15,980,537,915.51
  6. Step 6: Final answer
    x = 8,038,504,882.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.