Home / 837,132,666.40-1,255,698,999.60-655,535,072.80

Finding the Fourth Proportional to 837,132,666.40, 1,255,698,999.60 and 655,535,072.80

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Solution

The fourth proportional to 837,132,666.40, 1,255,698,999.60 and 655,535,072.80 is: 983,302,609.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,132,666.40 : 1,255,698,999.60 = 655,535,072.80 : x
  2. Step 2: Convert to fraction form
    837,132,666.40/1,255,698,999.60 = 655,535,072.80/x
  3. Step 3: Cross multiply
    837,132,666.40x = 1,255,698,999.60 × 655,535,072.80
  4. Step 4: Simplify right side
    837,132,666.40x = 823,154,735,117,673,088
  5. Step 5: Solve for x
    x = 823,154,735,117,673,088/837,132,666.40
  6. Step 6: Final answer
    x = 983,302,609.20

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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.