Home / 774,924,913.44-1,069,365,577.92-457,487,411.52

Finding the Fourth Proportional to 774,924,913.44, 1,069,365,577.92 and 457,487,411.52

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Solution

The fourth proportional to 774,924,913.44, 1,069,365,577.92 and 457,487,411.52 is: 631,314,443.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,924,913.44 : 1,069,365,577.92 = 457,487,411.52 : x
  2. Step 2: Convert to fraction form
    774,924,913.44/1,069,365,577.92 = 457,487,411.52/x
  3. Step 3: Cross multiply
    774,924,913.44x = 1,069,365,577.92 × 457,487,411.52
  4. Step 4: Simplify right side
    774,924,913.44x = 489,221,290,211,209,600
  5. Step 5: Solve for x
    x = 489,221,290,211,209,600/774,924,913.44
  6. Step 6: Final answer
    x = 631,314,443.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.