Home / 1,637,887,903.20-2,456,831,854.80-532,490,623.20

Finding the Fourth Proportional to 1,637,887,903.20, 2,456,831,854.80 and 532,490,623.20

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Solution

The fourth proportional to 1,637,887,903.20, 2,456,831,854.80 and 532,490,623.20 is: 798,735,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,887,903.20 : 2,456,831,854.80 = 532,490,623.20 : x
  2. Step 2: Convert to fraction form
    1,637,887,903.20/2,456,831,854.80 = 532,490,623.20/x
  3. Step 3: Cross multiply
    1,637,887,903.20x = 2,456,831,854.80 × 532,490,623.20
  4. Step 4: Simplify right side
    1,637,887,903.20x = 1,308,239,925,460,064,000
  5. Step 5: Solve for x
    x = 1,308,239,925,460,064,000/1,637,887,903.20
  6. Step 6: Final answer
    x = 798,735,934.80

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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.