Home / 772,085,283.20-1,158,127,924.80-651,152,931.20

Finding the Fourth Proportional to 772,085,283.20, 1,158,127,924.80 and 651,152,931.20

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Solution

The fourth proportional to 772,085,283.20, 1,158,127,924.80 and 651,152,931.20 is: 976,729,396.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,085,283.20 : 1,158,127,924.80 = 651,152,931.20 : x
  2. Step 2: Convert to fraction form
    772,085,283.20/1,158,127,924.80 = 651,152,931.20/x
  3. Step 3: Cross multiply
    772,085,283.20x = 1,158,127,924.80 × 651,152,931.20
  4. Step 4: Simplify right side
    772,085,283.20x = 754,118,392,938,093,184
  5. Step 5: Solve for x
    x = 754,118,392,938,093,184/772,085,283.20
  6. Step 6: Final answer
    x = 976,729,396.80

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1.5x scale

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.