Home / 710,456,252.90-1,065,784,521.87-219,209,464.33

Finding the Fourth Proportional to 710,456,252.90, 1,065,784,521.87 and 219,209,464.33

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Solution

The fourth proportional to 710,456,252.90, 1,065,784,521.87 and 219,209,464.33 is: 328,845,095.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,456,252.90 : 1,065,784,521.87 = 219,209,464.33 : x
  2. Step 2: Convert to fraction form
    710,456,252.90/1,065,784,521.87 = 219,209,464.33/x
  3. Step 3: Cross multiply
    710,456,252.90x = 1,065,784,521.87 × 219,209,464.33
  4. Step 4: Simplify right side
    710,456,252.90x = 233,630,054,127,663,392
  5. Step 5: Solve for x
    x = 233,630,054,127,663,392/710,456,252.90
  6. Step 6: Final answer
    x = 328,845,095.21

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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.