Home / 353,868,977.60-530,803,466.40-293,402,801.60

Finding the Fourth Proportional to 353,868,977.60, 530,803,466.40 and 293,402,801.60

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Solution

The fourth proportional to 353,868,977.60, 530,803,466.40 and 293,402,801.60 is: 440,104,202.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,868,977.60 : 530,803,466.40 = 293,402,801.60 : x
  2. Step 2: Convert to fraction form
    353,868,977.60/530,803,466.40 = 293,402,801.60/x
  3. Step 3: Cross multiply
    353,868,977.60x = 530,803,466.40 × 293,402,801.60
  4. Step 4: Simplify right side
    353,868,977.60x = 155,739,224,140,751,456
  5. Step 5: Solve for x
    x = 155,739,224,140,751,456/353,868,977.60
  6. Step 6: Final answer
    x = 440,104,202.40

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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.