Home / 30,217,458,057.60-45,326,187,086.40-10,585,602,364.80

Finding the Fourth Proportional to 30,217,458,057.60, 45,326,187,086.40 and 10,585,602,364.80

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Solution

The fourth proportional to 30,217,458,057.60, 45,326,187,086.40 and 10,585,602,364.80 is: 15,878,403,547.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,217,458,057.60 : 45,326,187,086.40 = 10,585,602,364.80 : x
  2. Step 2: Convert to fraction form
    30,217,458,057.60/45,326,187,086.40 = 10,585,602,364.80/x
  3. Step 3: Cross multiply
    30,217,458,057.60x = 45,326,187,086.40 × 10,585,602,364.80
  4. Step 4: Simplify right side
    30,217,458,057.60x = 479,804,993,209,163,055,104
  5. Step 5: Solve for x
    x = 479,804,993,209,163,055,104/30,217,458,057.60
  6. Step 6: Final answer
    x = 15,878,403,547.20

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Double scale
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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.