Home / 891,640,587.40-1,337,460,881.10-236,590,347.40

Finding the Fourth Proportional to 891,640,587.40, 1,337,460,881.10 and 236,590,347.40

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Solution

The fourth proportional to 891,640,587.40, 1,337,460,881.10 and 236,590,347.40 is: 354,885,521.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,640,587.40 : 1,337,460,881.10 = 236,590,347.40 : x
  2. Step 2: Convert to fraction form
    891,640,587.40/1,337,460,881.10 = 236,590,347.40/x
  3. Step 3: Cross multiply
    891,640,587.40x = 1,337,460,881.10 × 236,590,347.40
  4. Step 4: Simplify right side
    891,640,587.40x = 316,430,334,493,359,104
  5. Step 5: Solve for x
    x = 316,430,334,493,359,104/891,640,587.40
  6. Step 6: Final answer
    x = 354,885,521.10

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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.