Home / 6,715,031,709.60-10,072,547,564.40-5,312,216,426.40

Finding the Fourth Proportional to 6,715,031,709.60, 10,072,547,564.40 and 5,312,216,426.40

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Solution

The fourth proportional to 6,715,031,709.60, 10,072,547,564.40 and 5,312,216,426.40 is: 7,968,324,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,715,031,709.60 : 10,072,547,564.40 = 5,312,216,426.40 : x
  2. Step 2: Convert to fraction form
    6,715,031,709.60/10,072,547,564.40 = 5,312,216,426.40/x
  3. Step 3: Cross multiply
    6,715,031,709.60x = 10,072,547,564.40 × 5,312,216,426.40
  4. Step 4: Simplify right side
    6,715,031,709.60x = 53,507,552,627,300,982,784
  5. Step 5: Solve for x
    x = 53,507,552,627,300,982,784/6,715,031,709.60
  6. Step 6: Final answer
    x = 7,968,324,639.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.