Home / 86,920,130,830.80-130,380,196,246.20-60,472,225,448.40

Finding the Fourth Proportional to 86,920,130,830.80, 130,380,196,246.20 and 60,472,225,448.40

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Solution

The fourth proportional to 86,920,130,830.80, 130,380,196,246.20 and 60,472,225,448.40 is: 90,708,338,172.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,920,130,830.80 : 130,380,196,246.20 = 60,472,225,448.40 : x
  2. Step 2: Convert to fraction form
    86,920,130,830.80/130,380,196,246.20 = 60,472,225,448.40/x
  3. Step 3: Cross multiply
    86,920,130,830.80x = 130,380,196,246.20 × 60,472,225,448.40
  4. Step 4: Simplify right side
    86,920,130,830.80x = 7,884,380,621,406,841,339,904
  5. Step 5: Solve for x
    x = 7,884,380,621,406,841,339,904/86,920,130,830.80
  6. Step 6: Final answer
    x = 90,708,338,172.60

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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.