Home / 202,830,243,003.60-304,245,364,505.40-70,345,828,078.80

Finding the Fourth Proportional to 202,830,243,003.60, 304,245,364,505.40 and 70,345,828,078.80

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Solution

The fourth proportional to 202,830,243,003.60, 304,245,364,505.40 and 70,345,828,078.80 is: 105,518,742,118.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,830,243,003.60 : 304,245,364,505.40 = 70,345,828,078.80 : x
  2. Step 2: Convert to fraction form
    202,830,243,003.60/304,245,364,505.40 = 70,345,828,078.80/x
  3. Step 3: Cross multiply
    202,830,243,003.60x = 304,245,364,505.40 × 70,345,828,078.80
  4. Step 4: Simplify right side
    202,830,243,003.60x = 21,402,392,105,268,711,260,160
  5. Step 5: Solve for x
    x = 21,402,392,105,268,711,260,160/202,830,243,003.60
  6. Step 6: Final answer
    x = 105,518,742,118.20

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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.