Home / 143,931,851.56-215,897,603.58-46,887,400.84

Finding the Fourth Proportional to 143,931,851.56, 215,897,603.58 and 46,887,400.84

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Solution

The fourth proportional to 143,931,851.56, 215,897,603.58 and 46,887,400.84 is: 70,331,044.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,931,851.56 : 215,897,603.58 = 46,887,400.84 : x
  2. Step 2: Convert to fraction form
    143,931,851.56/215,897,603.58 = 46,887,400.84/x
  3. Step 3: Cross multiply
    143,931,851.56x = 215,897,603.58 × 46,887,400.84
  4. Step 4: Simplify right side
    143,931,851.56x = 10,122,877,479,450,880
  5. Step 5: Solve for x
    x = 10,122,877,479,450,880/143,931,851.56
  6. Step 6: Final answer
    x = 70,331,044.66

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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.