Home / 472,393,869.60-708,590,804.40-149,277,741.60

Finding the Fourth Proportional to 472,393,869.60, 708,590,804.40 and 149,277,741.60

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Solution

The fourth proportional to 472,393,869.60, 708,590,804.40 and 149,277,741.60 is: 223,916,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,393,869.60 : 708,590,804.40 = 149,277,741.60 : x
  2. Step 2: Convert to fraction form
    472,393,869.60/708,590,804.40 = 149,277,741.60/x
  3. Step 3: Cross multiply
    472,393,869.60x = 708,590,804.40 × 149,277,741.60
  4. Step 4: Simplify right side
    472,393,869.60x = 105,776,834,999,359,328
  5. Step 5: Solve for x
    x = 105,776,834,999,359,328/472,393,869.60
  6. Step 6: Final answer
    x = 223,916,612.40

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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.