Home / 213,779,047.20-320,668,570.80-183,168,045.60

Finding the Fourth Proportional to 213,779,047.20, 320,668,570.80 and 183,168,045.60

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Solution

The fourth proportional to 213,779,047.20, 320,668,570.80 and 183,168,045.60 is: 274,752,068.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,779,047.20 : 320,668,570.80 = 183,168,045.60 : x
  2. Step 2: Convert to fraction form
    213,779,047.20/320,668,570.80 = 183,168,045.60/x
  3. Step 3: Cross multiply
    213,779,047.20x = 320,668,570.80 × 183,168,045.60
  4. Step 4: Simplify right side
    213,779,047.20x = 58,736,235,398,781,232
  5. Step 5: Solve for x
    x = 58,736,235,398,781,232/213,779,047.20
  6. Step 6: Final answer
    x = 274,752,068.40

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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.