Home / 799,089,000.40-1,196,617,961.40-637,845,864.40

Finding the Fourth Proportional to 799,089,000.40, 1,196,617,961.40 and 637,845,864.40

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Solution

The fourth proportional to 799,089,000.40, 1,196,617,961.40 and 637,845,864.40 is: 955,159,960.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,089,000.40 : 1,196,617,961.40 = 637,845,864.40 : x
  2. Step 2: Convert to fraction form
    799,089,000.40/1,196,617,961.40 = 637,845,864.40/x
  3. Step 3: Cross multiply
    799,089,000.40x = 1,196,617,961.40 × 637,845,864.40
  4. Step 4: Simplify right side
    799,089,000.40x = 763,257,817,945,748,864
  5. Step 5: Solve for x
    x = 763,257,817,945,748,864/799,089,000.40
  6. Step 6: Final answer
    x = 955,159,960.36

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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.