Home / 1,430,833,720.16-2,146,247,901.48-448,335,474.32

Finding the Fourth Proportional to 1,430,833,720.16, 2,146,247,901.48 and 448,335,474.32

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Solution

The fourth proportional to 1,430,833,720.16, 2,146,247,901.48 and 448,335,474.32 is: 672,502,372.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,833,720.16 : 2,146,247,901.48 = 448,335,474.32 : x
  2. Step 2: Convert to fraction form
    1,430,833,720.16/2,146,247,901.48 = 448,335,474.32/x
  3. Step 3: Cross multiply
    1,430,833,720.16x = 2,146,247,901.48 × 448,335,474.32
  4. Step 4: Simplify right side
    1,430,833,720.16x = 962,239,070,918,340,480
  5. Step 5: Solve for x
    x = 962,239,070,918,340,480/1,430,833,720.16
  6. Step 6: Final answer
    x = 672,502,372.12

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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.