Home / 28,790,547,572.64-43,187,716,275.12-7,543,516,460.16

Finding the Fourth Proportional to 28,790,547,572.64, 43,187,716,275.12 and 7,543,516,460.16

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Solution

The fourth proportional to 28,790,547,572.64, 43,187,716,275.12 and 7,543,516,460.16 is: 11,315,771,184.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,790,547,572.64 : 43,187,716,275.12 = 7,543,516,460.16 : x
  2. Step 2: Convert to fraction form
    28,790,547,572.64/43,187,716,275.12 = 7,543,516,460.16/x
  3. Step 3: Cross multiply
    28,790,547,572.64x = 43,187,716,275.12 × 7,543,516,460.16
  4. Step 4: Simplify right side
    28,790,547,572.64x = 325,787,248,598,087,630,848
  5. Step 5: Solve for x
    x = 325,787,248,598,087,630,848/28,790,547,572.64
  6. Step 6: Final answer
    x = 11,315,771,184.14

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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.