Home / 610,490,831.02-916,112,906.35-282,905,284.21

Finding the Fourth Proportional to 610,490,831.02, 916,112,906.35 and 282,905,284.21

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Solution

The fourth proportional to 610,490,831.02, 916,112,906.35 and 282,905,284.21 is: 424,532,472.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,490,831.02 : 916,112,906.35 = 282,905,284.21 : x
  2. Step 2: Convert to fraction form
    610,490,831.02/916,112,906.35 = 282,905,284.21/x
  3. Step 3: Cross multiply
    610,490,831.02x = 916,112,906.35 × 282,905,284.21
  4. Step 4: Simplify right side
    610,490,831.02x = 259,173,182,134,815,296
  5. Step 5: Solve for x
    x = 259,173,182,134,815,296/610,490,831.02
  6. Step 6: Final answer
    x = 424,532,472.84

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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.