Home / 424,164,093.48-636,239,754.86-190,830,030.74

Finding the Fourth Proportional to 424,164,093.48, 636,239,754.86 and 190,830,030.74

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Solution

The fourth proportional to 424,164,093.48, 636,239,754.86 and 190,830,030.74 is: 286,242,173.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,164,093.48 : 636,239,754.86 = 190,830,030.74 : x
  2. Step 2: Convert to fraction form
    424,164,093.48/636,239,754.86 = 190,830,030.74/x
  3. Step 3: Cross multiply
    424,164,093.48x = 636,239,754.86 × 190,830,030.74
  4. Step 4: Simplify right side
    424,164,093.48x = 121,413,651,976,194,432
  5. Step 5: Solve for x
    x = 121,413,651,976,194,432/424,164,093.48
  6. Step 6: Final answer
    x = 286,242,173.35

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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.