Home / 1,931,343,580.80-2,895,031,324.80-947,256,566.40

Finding the Fourth Proportional to 1,931,343,580.80, 2,895,031,324.80 and 947,256,566.40

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Solution

The fourth proportional to 1,931,343,580.80, 2,895,031,324.80 and 947,256,566.40 is: 1,419,911,744.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,343,580.80 : 2,895,031,324.80 = 947,256,566.40 : x
  2. Step 2: Convert to fraction form
    1,931,343,580.80/2,895,031,324.80 = 947,256,566.40/x
  3. Step 3: Cross multiply
    1,931,343,580.80x = 2,895,031,324.80 × 947,256,566.40
  4. Step 4: Simplify right side
    1,931,343,580.80x = 2,742,337,432,350,491,136
  5. Step 5: Solve for x
    x = 2,742,337,432,350,491,136/1,931,343,580.80
  6. Step 6: Final answer
    x = 1,419,911,744.14

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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.