Home / 1,094,575,831.20-1,639,574,492.40-512,806,615.20

Finding the Fourth Proportional to 1,094,575,831.20, 1,639,574,492.40 and 512,806,615.20

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Solution

The fourth proportional to 1,094,575,831.20, 1,639,574,492.40 and 512,806,615.20 is: 768,137,411.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,575,831.20 : 1,639,574,492.40 = 512,806,615.20 : x
  2. Step 2: Convert to fraction form
    1,094,575,831.20/1,639,574,492.40 = 512,806,615.20/x
  3. Step 3: Cross multiply
    1,094,575,831.20x = 1,639,574,492.40 × 512,806,615.20
  4. Step 4: Simplify right side
    1,094,575,831.20x = 840,784,645,815,902,208
  5. Step 5: Solve for x
    x = 840,784,645,815,902,208/1,094,575,831.20
  6. Step 6: Final answer
    x = 768,137,411.63

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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.