Home / 620,550,711.60-930,400,914.60-293,183,055.60

Finding the Fourth Proportional to 620,550,711.60, 930,400,914.60 and 293,183,055.60

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Solution

The fourth proportional to 620,550,711.60, 930,400,914.60 and 293,183,055.60 is: 439,573,717.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,550,711.60 : 930,400,914.60 = 293,183,055.60 : x
  2. Step 2: Convert to fraction form
    620,550,711.60/930,400,914.60 = 293,183,055.60/x
  3. Step 3: Cross multiply
    620,550,711.60x = 930,400,914.60 × 293,183,055.60
  4. Step 4: Simplify right side
    620,550,711.60x = 272,777,783,075,462,688
  5. Step 5: Solve for x
    x = 272,777,783,075,462,688/620,550,711.60
  6. Step 6: Final answer
    x = 439,573,717.31

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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.