Home / 808,932,281.79-1,213,747,984.65-435,003,116.77

Finding the Fourth Proportional to 808,932,281.79, 1,213,747,984.65 and 435,003,116.77

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Solution

The fourth proportional to 808,932,281.79, 1,213,747,984.65 and 435,003,116.77 is: 652,692,652.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,932,281.79 : 1,213,747,984.65 = 435,003,116.77 : x
  2. Step 2: Convert to fraction form
    808,932,281.79/1,213,747,984.65 = 435,003,116.77/x
  3. Step 3: Cross multiply
    808,932,281.79x = 1,213,747,984.65 × 435,003,116.77
  4. Step 4: Simplify right side
    808,932,281.79x = 527,984,156,296,056,128
  5. Step 5: Solve for x
    x = 527,984,156,296,056,128/808,932,281.79
  6. Step 6: Final answer
    x = 652,692,652.01

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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.