Home / 464,429,594.40-640,912,945.32-255,585,737.04

Finding the Fourth Proportional to 464,429,594.40, 640,912,945.32 and 255,585,737.04

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Solution

The fourth proportional to 464,429,594.40, 640,912,945.32 and 255,585,737.04 is: 352,708,374.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,429,594.40 : 640,912,945.32 = 255,585,737.04 : x
  2. Step 2: Convert to fraction form
    464,429,594.40/640,912,945.32 = 255,585,737.04/x
  3. Step 3: Cross multiply
    464,429,594.40x = 640,912,945.32 × 255,585,737.04
  4. Step 4: Simplify right side
    464,429,594.40x = 163,808,207,508,089,440
  5. Step 5: Solve for x
    x = 163,808,207,508,089,440/464,429,594.40
  6. Step 6: Final answer
    x = 352,708,374.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.