Home / 70,884,087.20-106,326,130.80-60,302,506.40

Finding the Fourth Proportional to 70,884,087.20, 106,326,130.80 and 60,302,506.40

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Solution

The fourth proportional to 70,884,087.20, 106,326,130.80 and 60,302,506.40 is: 90,453,759.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,884,087.20 : 106,326,130.80 = 60,302,506.40 : x
  2. Step 2: Convert to fraction form
    70,884,087.20/106,326,130.80 = 60,302,506.40/x
  3. Step 3: Cross multiply
    70,884,087.20x = 106,326,130.80 × 60,302,506.40
  4. Step 4: Simplify right side
    70,884,087.20x = 6,411,732,183,054,237
  5. Step 5: Solve for x
    x = 6,411,732,183,054,237/70,884,087.20
  6. Step 6: Final answer
    x = 90,453,759.60

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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.