Home / 1,062,912,407.80-1,594,368,611.70-286,636,539.10

Finding the Fourth Proportional to 1,062,912,407.80, 1,594,368,611.70 and 286,636,539.10

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Solution

The fourth proportional to 1,062,912,407.80, 1,594,368,611.70 and 286,636,539.10 is: 429,954,808.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,912,407.80 : 1,594,368,611.70 = 286,636,539.10 : x
  2. Step 2: Convert to fraction form
    1,062,912,407.80/1,594,368,611.70 = 286,636,539.10/x
  3. Step 3: Cross multiply
    1,062,912,407.80x = 1,594,368,611.70 × 286,636,539.10
  4. Step 4: Simplify right side
    1,062,912,407.80x = 457,004,300,907,359,808
  5. Step 5: Solve for x
    x = 457,004,300,907,359,808/1,062,912,407.80
  6. Step 6: Final answer
    x = 429,954,808.65

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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.