Home / 773,688,064.60-1,159,524,327.30-313,249,331.80

Finding the Fourth Proportional to 773,688,064.60, 1,159,524,327.30 and 313,249,331.80

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Solution

The fourth proportional to 773,688,064.60, 1,159,524,327.30 and 313,249,331.80 is: 469,465,973.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,688,064.60 : 1,159,524,327.30 = 313,249,331.80 : x
  2. Step 2: Convert to fraction form
    773,688,064.60/1,159,524,327.30 = 313,249,331.80/x
  3. Step 3: Cross multiply
    773,688,064.60x = 1,159,524,327.30 × 313,249,331.80
  4. Step 4: Simplify right side
    773,688,064.60x = 363,220,220,732,569,472
  5. Step 5: Solve for x
    x = 363,220,220,732,569,472/773,688,064.60
  6. Step 6: Final answer
    x = 469,465,973.89

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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.