Home / 351,231,518,752.71-526,475,439,369.90-118,142,657,291.24

Finding the Fourth Proportional to 351,231,518,752.71, 526,475,439,369.90 and 118,142,657,291.24

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Solution

The fourth proportional to 351,231,518,752.71, 526,475,439,369.90 and 118,142,657,291.24 is: 177,088,911,685.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,231,518,752.71 : 526,475,439,369.90 = 118,142,657,291.24 : x
  2. Step 2: Convert to fraction form
    351,231,518,752.71/526,475,439,369.90 = 118,142,657,291.24/x
  3. Step 3: Cross multiply
    351,231,518,752.71x = 526,475,439,369.90 × 118,142,657,291.24
  4. Step 4: Simplify right side
    351,231,518,752.71x = 62,199,207,405,733,103,534,080
  5. Step 5: Solve for x
    x = 62,199,207,405,733,103,534,080/351,231,518,752.71
  6. Step 6: Final answer
    x = 177,088,911,685.99

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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.