Home / 480,539,400,438.70-663,145,029,294.80-260,808,095,937.03

Finding the Fourth Proportional to 480,539,400,438.70, 663,145,029,294.80 and 260,808,095,937.03

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Solution

The fourth proportional to 480,539,400,438.70, 663,145,029,294.80 and 260,808,095,937.03 is: 359,915,528,804.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,539,400,438.70 : 663,145,029,294.80 = 260,808,095,937.03 : x
  2. Step 2: Convert to fraction form
    480,539,400,438.70/663,145,029,294.80 = 260,808,095,937.03/x
  3. Step 3: Cross multiply
    480,539,400,438.70x = 663,145,029,294.80 × 260,808,095,937.03
  4. Step 4: Simplify right side
    480,539,400,438.70x = 172,953,592,420,482,771,058,688
  5. Step 5: Solve for x
    x = 172,953,592,420,482,771,058,688/480,539,400,438.70
  6. Step 6: Final answer
    x = 359,915,528,804.90

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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.