Home / 1,164,184,030.40-1,746,518,656.80-388,070,801.60

Finding the Fourth Proportional to 1,164,184,030.40, 1,746,518,656.80 and 388,070,801.60

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Solution

The fourth proportional to 1,164,184,030.40, 1,746,518,656.80 and 388,070,801.60 is: 582,187,074.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,184,030.40 : 1,746,518,656.80 = 388,070,801.60 : x
  2. Step 2: Convert to fraction form
    1,164,184,030.40/1,746,518,656.80 = 388,070,801.60/x
  3. Step 3: Cross multiply
    1,164,184,030.40x = 1,746,518,656.80 × 388,070,801.60
  4. Step 4: Simplify right side
    1,164,184,030.40x = 677,772,895,153,731,328
  5. Step 5: Solve for x
    x = 677,772,895,153,731,328/1,164,184,030.40
  6. Step 6: Final answer
    x = 582,187,074.77

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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.