Home / 1,130,538,669.40-1,695,808,004.10-885,650,656.60

Finding the Fourth Proportional to 1,130,538,669.40, 1,695,808,004.10 and 885,650,656.60

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Solution

The fourth proportional to 1,130,538,669.40, 1,695,808,004.10 and 885,650,656.60 is: 1,328,475,984.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,538,669.40 : 1,695,808,004.10 = 885,650,656.60 : x
  2. Step 2: Convert to fraction form
    1,130,538,669.40/1,695,808,004.10 = 885,650,656.60/x
  3. Step 3: Cross multiply
    1,130,538,669.40x = 1,695,808,004.10 × 885,650,656.60
  4. Step 4: Simplify right side
    1,130,538,669.40x = 1,501,893,472,298,700,544
  5. Step 5: Solve for x
    x = 1,501,893,472,298,700,544/1,130,538,669.40
  6. Step 6: Final answer
    x = 1,328,475,984.90

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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.