Home / 143,771,646.22-215,657,458.74-34,596,828.84

Finding the Fourth Proportional to 143,771,646.22, 215,657,458.74 and 34,596,828.84

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Solution

The fourth proportional to 143,771,646.22, 215,657,458.74 and 34,596,828.84 is: 51,895,240.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,771,646.22 : 215,657,458.74 = 34,596,828.84 : x
  2. Step 2: Convert to fraction form
    143,771,646.22/215,657,458.74 = 34,596,828.84/x
  3. Step 3: Cross multiply
    143,771,646.22x = 215,657,458.74 × 34,596,828.84
  4. Step 4: Simplify right side
    143,771,646.22x = 7,461,064,188,905,858
  5. Step 5: Solve for x
    x = 7,461,064,188,905,858/143,771,646.22
  6. Step 6: Final answer
    x = 51,895,240.72

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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.