Home / 18,302,112,030.60-27,453,168,045.90-5,214,208,235.40

Finding the Fourth Proportional to 18,302,112,030.60, 27,453,168,045.90 and 5,214,208,235.40

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Solution

The fourth proportional to 18,302,112,030.60, 27,453,168,045.90 and 5,214,208,235.40 is: 7,821,312,353.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,302,112,030.60 : 27,453,168,045.90 = 5,214,208,235.40 : x
  2. Step 2: Convert to fraction form
    18,302,112,030.60/27,453,168,045.90 = 5,214,208,235.40/x
  3. Step 3: Cross multiply
    18,302,112,030.60x = 27,453,168,045.90 × 5,214,208,235.40
  4. Step 4: Simplify right side
    18,302,112,030.60x = 143,146,534,912,751,894,528
  5. Step 5: Solve for x
    x = 143,146,534,912,751,894,528/18,302,112,030.60
  6. Step 6: Final answer
    x = 7,821,312,353.10

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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.