Home / 1,043,190,701.40-1,564,975,008.90-524,315,328.60

Finding the Fourth Proportional to 1,043,190,701.40, 1,564,975,008.90 and 524,315,328.60

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Solution

The fourth proportional to 1,043,190,701.40, 1,564,975,008.90 and 524,315,328.60 is: 786,567,963.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,190,701.40 : 1,564,975,008.90 = 524,315,328.60 : x
  2. Step 2: Convert to fraction form
    1,043,190,701.40/1,564,975,008.90 = 524,315,328.60/x
  3. Step 3: Cross multiply
    1,043,190,701.40x = 1,564,975,008.90 × 524,315,328.60
  4. Step 4: Simplify right side
    1,043,190,701.40x = 820,540,386,042,191,488
  5. Step 5: Solve for x
    x = 820,540,386,042,191,488/1,043,190,701.40
  6. Step 6: Final answer
    x = 786,567,963.98

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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.