Home / 1,397,284,376.70-2,094,146,237.70-742,549,064.70

Finding the Fourth Proportional to 1,397,284,376.70, 2,094,146,237.70 and 742,549,064.70

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Solution

The fourth proportional to 1,397,284,376.70, 2,094,146,237.70 and 742,549,064.70 is: 1,112,877,490.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,284,376.70 : 2,094,146,237.70 = 742,549,064.70 : x
  2. Step 2: Convert to fraction form
    1,397,284,376.70/2,094,146,237.70 = 742,549,064.70/x
  3. Step 3: Cross multiply
    1,397,284,376.70x = 2,094,146,237.70 × 742,549,064.70
  4. Step 4: Simplify right side
    1,397,284,376.70x = 1,555,006,330,149,158,912
  5. Step 5: Solve for x
    x = 1,555,006,330,149,158,912/1,397,284,376.70
  6. Step 6: Final answer
    x = 1,112,877,490.14

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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.