Home / 1,137,357,124.20-1,706,035,686.30-943,487,447.40

Finding the Fourth Proportional to 1,137,357,124.20, 1,706,035,686.30 and 943,487,447.40

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Solution

The fourth proportional to 1,137,357,124.20, 1,706,035,686.30 and 943,487,447.40 is: 1,415,231,171.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,357,124.20 : 1,706,035,686.30 = 943,487,447.40 : x
  2. Step 2: Convert to fraction form
    1,137,357,124.20/1,706,035,686.30 = 943,487,447.40/x
  3. Step 3: Cross multiply
    1,137,357,124.20x = 1,706,035,686.30 × 943,487,447.40
  4. Step 4: Simplify right side
    1,137,357,124.20x = 1,609,623,254,840,494,080
  5. Step 5: Solve for x
    x = 1,609,623,254,840,494,080/1,137,357,124.20
  6. Step 6: Final answer
    x = 1,415,231,171.10

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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.