Home / 170,430,000.40-255,645,000.60-118,277,923.60

Finding the Fourth Proportional to 170,430,000.40, 255,645,000.60 and 118,277,923.60

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Solution

The fourth proportional to 170,430,000.40, 255,645,000.60 and 118,277,923.60 is: 177,416,885.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,430,000.40 : 255,645,000.60 = 118,277,923.60 : x
  2. Step 2: Convert to fraction form
    170,430,000.40/255,645,000.60 = 118,277,923.60/x
  3. Step 3: Cross multiply
    170,430,000.40x = 255,645,000.60 × 118,277,923.60
  4. Step 4: Simplify right side
    170,430,000.40x = 30,237,159,849,688,752
  5. Step 5: Solve for x
    x = 30,237,159,849,688,752/170,430,000.40
  6. Step 6: Final answer
    x = 177,416,885.40

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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.