Home / 6,447,068,987.10-9,670,603,480.65-5,931,090,951.90

Finding the Fourth Proportional to 6,447,068,987.10, 9,670,603,480.65 and 5,931,090,951.90

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Solution

The fourth proportional to 6,447,068,987.10, 9,670,603,480.65 and 5,931,090,951.90 is: 8,896,636,427.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447,068,987.10 : 9,670,603,480.65 = 5,931,090,951.90 : x
  2. Step 2: Convert to fraction form
    6,447,068,987.10/9,670,603,480.65 = 5,931,090,951.90/x
  3. Step 3: Cross multiply
    6,447,068,987.10x = 9,670,603,480.65 × 5,931,090,951.90
  4. Step 4: Simplify right side
    6,447,068,987.10x = 57,357,228,803,495,854,080
  5. Step 5: Solve for x
    x = 57,357,228,803,495,854,080/6,447,068,987.10
  6. Step 6: Final answer
    x = 8,896,636,427.85

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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.