Home / 145,488,999.38-201,037,448.68-103,600,341.32

Finding the Fourth Proportional to 145,488,999.38, 201,037,448.68 and 103,600,341.32

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Solution

The fourth proportional to 145,488,999.38, 201,037,448.68 and 103,600,341.32 is: 143,155,485.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,488,999.38 : 201,037,448.68 = 103,600,341.32 : x
  2. Step 2: Convert to fraction form
    145,488,999.38/201,037,448.68 = 103,600,341.32/x
  3. Step 3: Cross multiply
    145,488,999.38x = 201,037,448.68 × 103,600,341.32
  4. Step 4: Simplify right side
    145,488,999.38x = 20,827,548,301,593,580
  5. Step 5: Solve for x
    x = 20,827,548,301,593,580/145,488,999.38
  6. Step 6: Final answer
    x = 143,155,485.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.