Home / 15,980,537,916.45-23,976,130,415.44-5,357,813,369.76

Finding the Fourth Proportional to 15,980,537,916.45, 23,976,130,415.44 and 5,357,813,369.76

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Solution

The fourth proportional to 15,980,537,916.45, 23,976,130,415.44 and 5,357,813,369.76 is: 8,038,504,884.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,980,537,916.45 : 23,976,130,415.44 = 5,357,813,369.76 : x
  2. Step 2: Convert to fraction form
    15,980,537,916.45/23,976,130,415.44 = 5,357,813,369.76/x
  3. Step 3: Cross multiply
    15,980,537,916.45x = 23,976,130,415.44 × 5,357,813,369.76
  4. Step 4: Simplify right side
    15,980,537,916.45x = 128,459,632,094,953,816,064
  5. Step 5: Solve for x
    x = 128,459,632,094,953,816,064/15,980,537,916.45
  6. Step 6: Final answer
    x = 8,038,504,884.29

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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.