Home / 142,209,668.48-213,314,502.74-39,973,706.10

Finding the Fourth Proportional to 142,209,668.48, 213,314,502.74 and 39,973,706.10

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Solution

The fourth proportional to 142,209,668.48, 213,314,502.74 and 39,973,706.10 is: 59,960,559.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,209,668.48 : 213,314,502.74 = 39,973,706.10 : x
  2. Step 2: Convert to fraction form
    142,209,668.48/213,314,502.74 = 39,973,706.10/x
  3. Step 3: Cross multiply
    142,209,668.48x = 213,314,502.74 × 39,973,706.10
  4. Step 4: Simplify right side
    142,209,668.48x = 8,526,971,239,196,537
  5. Step 5: Solve for x
    x = 8,526,971,239,196,537/142,209,668.48
  6. Step 6: Final answer
    x = 59,960,559.16

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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.