Home / 68,169,312,041.40-102,189,470,807.70-40,242,000,886.20

Finding the Fourth Proportional to 68,169,312,041.40, 102,189,470,807.70 and 40,242,000,886.20

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Solution

The fourth proportional to 68,169,312,041.40, 102,189,470,807.70 and 40,242,000,886.20 is: 60,324,927,033.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,169,312,041.40 : 102,189,470,807.70 = 40,242,000,886.20 : x
  2. Step 2: Convert to fraction form
    68,169,312,041.40/102,189,470,807.70 = 40,242,000,886.20/x
  3. Step 3: Cross multiply
    68,169,312,041.40x = 102,189,470,807.70 × 40,242,000,886.20
  4. Step 4: Simplify right side
    68,169,312,041.40x = 4,112,308,774,803,771,752,448
  5. Step 5: Solve for x
    x = 4,112,308,774,803,771,752,448/68,169,312,041.40
  6. Step 6: Final answer
    x = 60,324,927,033.24

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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.