Home / 130,480,582.61-195,689,971.61-48,637,881.29

Finding the Fourth Proportional to 130,480,582.61, 195,689,971.61 and 48,637,881.29

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Solution

The fourth proportional to 130,480,582.61, 195,689,971.61 and 48,637,881.29 is: 72,945,302.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,480,582.61 : 195,689,971.61 = 48,637,881.29 : x
  2. Step 2: Convert to fraction form
    130,480,582.61/195,689,971.61 = 48,637,881.29/x
  3. Step 3: Cross multiply
    130,480,582.61x = 195,689,971.61 × 48,637,881.29
  4. Step 4: Simplify right side
    130,480,582.61x = 9,517,945,609,239,076
  5. Step 5: Solve for x
    x = 9,517,945,609,239,076/130,480,582.61
  6. Step 6: Final answer
    x = 72,945,302.81

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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.