Home / 28,983,643,669.20-43,475,465,503.80-12,423,091,803.60

Finding the Fourth Proportional to 28,983,643,669.20, 43,475,465,503.80 and 12,423,091,803.60

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Solution

The fourth proportional to 28,983,643,669.20, 43,475,465,503.80 and 12,423,091,803.60 is: 18,634,637,705.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,983,643,669.20 : 43,475,465,503.80 = 12,423,091,803.60 : x
  2. Step 2: Convert to fraction form
    28,983,643,669.20/43,475,465,503.80 = 12,423,091,803.60/x
  3. Step 3: Cross multiply
    28,983,643,669.20x = 43,475,465,503.80 × 12,423,091,803.60
  4. Step 4: Simplify right side
    28,983,643,669.20x = 540,099,699,157,952,364,544
  5. Step 5: Solve for x
    x = 540,099,699,157,952,364,544/28,983,643,669.20
  6. Step 6: Final answer
    x = 18,634,637,705.40

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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.