Home / 130,341,590.94-195,683,256.54-87,402,929.52

Finding the Fourth Proportional to 130,341,590.94, 195,683,256.54 and 87,402,929.52

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Solution

The fourth proportional to 130,341,590.94, 195,683,256.54 and 87,402,929.52 is: 131,218,974.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,341,590.94 : 195,683,256.54 = 87,402,929.52 : x
  2. Step 2: Convert to fraction form
    130,341,590.94/195,683,256.54 = 87,402,929.52/x
  3. Step 3: Cross multiply
    130,341,590.94x = 195,683,256.54 × 87,402,929.52
  4. Step 4: Simplify right side
    130,341,590.94x = 17,103,289,879,609,698
  5. Step 5: Solve for x
    x = 17,103,289,879,609,698/130,341,590.94
  6. Step 6: Final answer
    x = 131,218,974.36

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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.