Home / 156,779,386.34-235,153,883.50-47,605,517

Finding the Fourth Proportional to 156,779,386.34, 235,153,883.50 and 47,605,517

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Solution

The fourth proportional to 156,779,386.34, 235,153,883.50 and 47,605,517 is: 71,403,661.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,779,386.34 : 235,153,883.50 = 47,605,517 : x
  2. Step 2: Convert to fraction form
    156,779,386.34/235,153,883.50 = 47,605,517/x
  3. Step 3: Cross multiply
    156,779,386.34x = 235,153,883.50 × 47,605,517
  4. Step 4: Simplify right side
    156,779,386.34x = 11,194,622,198,575,270
  5. Step 5: Solve for x
    x = 11,194,622,198,575,270/156,779,386.34
  6. Step 6: Final answer
    x = 71,403,661.28

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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.