Home / 1,915,621,457.85-2,874,898,807.32-867,096,001.36

Finding the Fourth Proportional to 1,915,621,457.85, 2,874,898,807.32 and 867,096,001.36

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Solution

The fourth proportional to 1,915,621,457.85, 2,874,898,807.32 and 867,096,001.36 is: 1,301,307,860.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,621,457.85 : 2,874,898,807.32 = 867,096,001.36 : x
  2. Step 2: Convert to fraction form
    1,915,621,457.85/2,874,898,807.32 = 867,096,001.36/x
  3. Step 3: Cross multiply
    1,915,621,457.85x = 2,874,898,807.32 × 867,096,001.36
  4. Step 4: Simplify right side
    1,915,621,457.85x = 2,492,813,260,127,652,352
  5. Step 5: Solve for x
    x = 2,492,813,260,127,652,352/1,915,621,457.85
  6. Step 6: Final answer
    x = 1,301,307,860.12

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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.