Home / 889,059,201.40-1,333,588,802.10-839,174,606.20

Finding the Fourth Proportional to 889,059,201.40, 1,333,588,802.10 and 839,174,606.20

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Solution

The fourth proportional to 889,059,201.40, 1,333,588,802.10 and 839,174,606.20 is: 1,258,761,909.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,059,201.40 : 1,333,588,802.10 = 839,174,606.20 : x
  2. Step 2: Convert to fraction form
    889,059,201.40/1,333,588,802.10 = 839,174,606.20/x
  3. Step 3: Cross multiply
    889,059,201.40x = 1,333,588,802.10 × 839,174,606.20
  4. Step 4: Simplify right side
    889,059,201.40x = 1,119,113,857,834,997,248
  5. Step 5: Solve for x
    x = 1,119,113,857,834,997,248/889,059,201.40
  6. Step 6: Final answer
    x = 1,258,761,909.30

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1.5x scale

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.