Home / 120,547,069,421.35-180,820,604,132.02-36,700,134,816.55

Finding the Fourth Proportional to 120,547,069,421.35, 180,820,604,132.02 and 36,700,134,816.55

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Solution

The fourth proportional to 120,547,069,421.35, 180,820,604,132.02 and 36,700,134,816.55 is: 55,050,202,224.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,547,069,421.35 : 180,820,604,132.02 = 36,700,134,816.55 : x
  2. Step 2: Convert to fraction form
    120,547,069,421.35/180,820,604,132.02 = 36,700,134,816.55/x
  3. Step 3: Cross multiply
    120,547,069,421.35x = 180,820,604,132.02 × 36,700,134,816.55
  4. Step 4: Simplify right side
    120,547,069,421.35x = 6,636,140,549,255,152,533,504
  5. Step 5: Solve for x
    x = 6,636,140,549,255,152,533,504/120,547,069,421.35
  6. Step 6: Final answer
    x = 55,050,202,224.82

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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.