Home / 961,480,833.60-1,443,732,904.80-553,334,145.60

Finding the Fourth Proportional to 961,480,833.60, 1,443,732,904.80 and 553,334,145.60

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Solution

The fourth proportional to 961,480,833.60, 1,443,732,904.80 and 553,334,145.60 is: 830,871,178.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,480,833.60 : 1,443,732,904.80 = 553,334,145.60 : x
  2. Step 2: Convert to fraction form
    961,480,833.60/1,443,732,904.80 = 553,334,145.60/x
  3. Step 3: Cross multiply
    961,480,833.60x = 1,443,732,904.80 × 553,334,145.60
  4. Step 4: Simplify right side
    961,480,833.60x = 798,866,713,352,114,176
  5. Step 5: Solve for x
    x = 798,866,713,352,114,176/961,480,833.60
  6. Step 6: Final answer
    x = 830,871,178.54

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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.