Home / 965,457,999.30-1,448,186,998.95-868,712,117.70

Finding the Fourth Proportional to 965,457,999.30, 1,448,186,998.95 and 868,712,117.70

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Solution

The fourth proportional to 965,457,999.30, 1,448,186,998.95 and 868,712,117.70 is: 1,303,068,176.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,457,999.30 : 1,448,186,998.95 = 868,712,117.70 : x
  2. Step 2: Convert to fraction form
    965,457,999.30/1,448,186,998.95 = 868,712,117.70/x
  3. Step 3: Cross multiply
    965,457,999.30x = 1,448,186,998.95 × 868,712,117.70
  4. Step 4: Simplify right side
    965,457,999.30x = 1,258,057,594,683,462,400
  5. Step 5: Solve for x
    x = 1,258,057,594,683,462,400/965,457,999.30
  6. Step 6: Final answer
    x = 1,303,068,176.55

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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.