Home / 15,980,537,913.49-23,976,130,411.01-5,357,813,366.80

Finding the Fourth Proportional to 15,980,537,913.49, 23,976,130,411.01 and 5,357,813,366.80

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Solution

The fourth proportional to 15,980,537,913.49, 23,976,130,411.01 and 5,357,813,366.80 is: 8,038,504,879.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,980,537,913.49 : 23,976,130,411.01 = 5,357,813,366.80 : x
  2. Step 2: Convert to fraction form
    15,980,537,913.49/23,976,130,411.01 = 5,357,813,366.80/x
  3. Step 3: Cross multiply
    15,980,537,913.49x = 23,976,130,411.01 × 5,357,813,366.80
  4. Step 4: Simplify right side
    15,980,537,913.49x = 128,459,632,000,200,130,560
  5. Step 5: Solve for x
    x = 128,459,632,000,200,130,560/15,980,537,913.49
  6. Step 6: Final answer
    x = 8,038,504,879.85

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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.