Home / 778,539,088.71-1,167,879,591.34-253,773,496.27

Finding the Fourth Proportional to 778,539,088.71, 1,167,879,591.34 and 253,773,496.27

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Solution

The fourth proportional to 778,539,088.71, 1,167,879,591.34 and 253,773,496.27 is: 380,683,374.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,539,088.71 : 1,167,879,591.34 = 253,773,496.27 : x
  2. Step 2: Convert to fraction form
    778,539,088.71/1,167,879,591.34 = 253,773,496.27/x
  3. Step 3: Cross multiply
    778,539,088.71x = 1,167,879,591.34 × 253,773,496.27
  4. Step 4: Simplify right side
    778,539,088.71x = 296,376,887,110,256,768
  5. Step 5: Solve for x
    x = 296,376,887,110,256,768/778,539,088.71
  6. Step 6: Final answer
    x = 380,683,374.04

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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.