Home / 423,280,030.80-634,920,046.20-241,545,579.60

Finding the Fourth Proportional to 423,280,030.80, 634,920,046.20 and 241,545,579.60

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Solution

The fourth proportional to 423,280,030.80, 634,920,046.20 and 241,545,579.60 is: 362,318,369.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,280,030.80 : 634,920,046.20 = 241,545,579.60 : x
  2. Step 2: Convert to fraction form
    423,280,030.80/634,920,046.20 = 241,545,579.60/x
  3. Step 3: Cross multiply
    423,280,030.80x = 634,920,046.20 × 241,545,579.60
  4. Step 4: Simplify right side
    423,280,030.80x = 153,362,130,559,037,792
  5. Step 5: Solve for x
    x = 153,362,130,559,037,792/423,280,030.80
  6. Step 6: Final answer
    x = 362,318,369.40

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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.