Home / 95,144,457.40-142,716,686.10-66,446,643.40

Finding the Fourth Proportional to 95,144,457.40, 142,716,686.10 and 66,446,643.40

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Solution

The fourth proportional to 95,144,457.40, 142,716,686.10 and 66,446,643.40 is: 99,669,965.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,144,457.40 : 142,716,686.10 = 66,446,643.40 : x
  2. Step 2: Convert to fraction form
    95,144,457.40/142,716,686.10 = 66,446,643.40/x
  3. Step 3: Cross multiply
    95,144,457.40x = 142,716,686.10 × 66,446,643.40
  4. Step 4: Simplify right side
    95,144,457.40x = 9,483,044,748,516,436
  5. Step 5: Solve for x
    x = 9,483,044,748,516,436/95,144,457.40
  6. Step 6: Final answer
    x = 99,669,965.10

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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.