Home / 255,292,899,531.48-382,939,349,323.58-85,312,488,563.73

Finding the Fourth Proportional to 255,292,899,531.48, 382,939,349,323.58 and 85,312,488,563.73

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Solution

The fourth proportional to 255,292,899,531.48, 382,939,349,323.58 and 85,312,488,563.73 is: 127,968,732,854.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,292,899,531.48 : 382,939,349,323.58 = 85,312,488,563.73 : x
  2. Step 2: Convert to fraction form
    255,292,899,531.48/382,939,349,323.58 = 85,312,488,563.73/x
  3. Step 3: Cross multiply
    255,292,899,531.48x = 382,939,349,323.58 × 85,312,488,563.73
  4. Step 4: Simplify right side
    255,292,899,531.48x = 32,669,508,859,770,127,253,504
  5. Step 5: Solve for x
    x = 32,669,508,859,770,127,253,504/255,292,899,531.48
  6. Step 6: Final answer
    x = 127,968,732,854.40

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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.