Home / 366,315,352.40-549,473,028.60-355,698,520.40

Finding the Fourth Proportional to 366,315,352.40, 549,473,028.60 and 355,698,520.40

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Solution

The fourth proportional to 366,315,352.40, 549,473,028.60 and 355,698,520.40 is: 533,547,780.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,315,352.40 : 549,473,028.60 = 355,698,520.40 : x
  2. Step 2: Convert to fraction form
    366,315,352.40/549,473,028.60 = 355,698,520.40/x
  3. Step 3: Cross multiply
    366,315,352.40x = 549,473,028.60 × 355,698,520.40
  4. Step 4: Simplify right side
    366,315,352.40x = 195,446,743,272,726,880
  5. Step 5: Solve for x
    x = 195,446,743,272,726,880/366,315,352.40
  6. Step 6: Final answer
    x = 533,547,780.60

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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.