Home / 130,567,430.60-195,844,058.38-39,683,933.72

Finding the Fourth Proportional to 130,567,430.60, 195,844,058.38 and 39,683,933.72

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Solution

The fourth proportional to 130,567,430.60, 195,844,058.38 and 39,683,933.72 is: 59,523,746.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,567,430.60 : 195,844,058.38 = 39,683,933.72 : x
  2. Step 2: Convert to fraction form
    130,567,430.60/195,844,058.38 = 39,683,933.72/x
  3. Step 3: Cross multiply
    130,567,430.60x = 195,844,058.38 × 39,683,933.72
  4. Step 4: Simplify right side
    130,567,430.60x = 7,771,862,632,207,730
  5. Step 5: Solve for x
    x = 7,771,862,632,207,730/130,567,430.60
  6. Step 6: Final answer
    x = 59,523,746.44

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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.