Home / 1,430,784,726.60-2,146,247,948.70-742,037,190.60

Finding the Fourth Proportional to 1,430,784,726.60, 2,146,247,948.70 and 742,037,190.60

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Solution

The fourth proportional to 1,430,784,726.60, 2,146,247,948.70 and 742,037,190.60 is: 1,113,092,534.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,784,726.60 : 2,146,247,948.70 = 742,037,190.60 : x
  2. Step 2: Convert to fraction form
    1,430,784,726.60/2,146,247,948.70 = 742,037,190.60/x
  3. Step 3: Cross multiply
    1,430,784,726.60x = 2,146,247,948.70 × 742,037,190.60
  4. Step 4: Simplify right side
    1,430,784,726.60x = 1,592,595,798,184,360,960
  5. Step 5: Solve for x
    x = 1,592,595,798,184,360,960/1,430,784,726.60
  6. Step 6: Final answer
    x = 1,113,092,534.87

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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.