Home / 690,607,340.40-1,035,911,010.60-601,923,615.60

Finding the Fourth Proportional to 690,607,340.40, 1,035,911,010.60 and 601,923,615.60

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Solution

The fourth proportional to 690,607,340.40, 1,035,911,010.60 and 601,923,615.60 is: 902,885,423.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,607,340.40 : 1,035,911,010.60 = 601,923,615.60 : x
  2. Step 2: Convert to fraction form
    690,607,340.40/1,035,911,010.60 = 601,923,615.60/x
  3. Step 3: Cross multiply
    690,607,340.40x = 1,035,911,010.60 × 601,923,615.60
  4. Step 4: Simplify right side
    690,607,340.40x = 623,539,300,940,201,984
  5. Step 5: Solve for x
    x = 623,539,300,940,201,984/690,607,340.40
  6. Step 6: Final answer
    x = 902,885,423.40

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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.