Home / 1,430,794,381.60-2,146,191,572.40-1,201,211,869.60

Finding the Fourth Proportional to 1,430,794,381.60, 2,146,191,572.40 and 1,201,211,869.60

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Solution

The fourth proportional to 1,430,794,381.60, 2,146,191,572.40 and 1,201,211,869.60 is: 1,801,817,804.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,794,381.60 : 2,146,191,572.40 = 1,201,211,869.60 : x
  2. Step 2: Convert to fraction form
    1,430,794,381.60/2,146,191,572.40 = 1,201,211,869.60/x
  3. Step 3: Cross multiply
    1,430,794,381.60x = 2,146,191,572.40 × 1,201,211,869.60
  4. Step 4: Simplify right side
    1,430,794,381.60x = 2,578,030,791,202,367,488
  5. Step 5: Solve for x
    x = 2,578,030,791,202,367,488/1,430,794,381.60
  6. Step 6: Final answer
    x = 1,801,817,804.40

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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.