Home / 9,639,921,397.89-14,453,280,824.31-4,909,085,763.69

Finding the Fourth Proportional to 9,639,921,397.89, 14,453,280,824.31 and 4,909,085,763.69

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Solution

The fourth proportional to 9,639,921,397.89, 14,453,280,824.31 and 4,909,085,763.69 is: 7,360,266,977.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639,921,397.89 : 14,453,280,824.31 = 4,909,085,763.69 : x
  2. Step 2: Convert to fraction form
    9,639,921,397.89/14,453,280,824.31 = 4,909,085,763.69/x
  3. Step 3: Cross multiply
    9,639,921,397.89x = 14,453,280,824.31 × 4,909,085,763.69
  4. Step 4: Simplify right side
    9,639,921,397.89x = 70,952,395,133,233,881,088
  5. Step 5: Solve for x
    x = 70,952,395,133,233,881,088/9,639,921,397.89
  6. Step 6: Final answer
    x = 7,360,266,977.77

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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.