Home / 524,618,349,351.32-786,975,547,825.40-147,307,597,903.64

Finding the Fourth Proportional to 524,618,349,351.32, 786,975,547,825.40 and 147,307,597,903.64

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Solution

The fourth proportional to 524,618,349,351.32, 786,975,547,825.40 and 147,307,597,903.64 is: 220,974,881,458.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,618,349,351.32 : 786,975,547,825.40 = 147,307,597,903.64 : x
  2. Step 2: Convert to fraction form
    524,618,349,351.32/786,975,547,825.40 = 147,307,597,903.64/x
  3. Step 3: Cross multiply
    524,618,349,351.32x = 786,975,547,825.40 × 147,307,597,903.64
  4. Step 4: Simplify right side
    524,618,349,351.32x = 115,927,477,559,060,846,346,240
  5. Step 5: Solve for x
    x = 115,927,477,559,060,846,346,240/524,618,349,351.32
  6. Step 6: Final answer
    x = 220,974,881,458.88

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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.