Home / 64,669,484,939.20-97,007,653,210.34-19,931,709,376.98

Finding the Fourth Proportional to 64,669,484,939.20, 97,007,653,210.34 and 19,931,709,376.98

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Solution

The fourth proportional to 64,669,484,939.20, 97,007,653,210.34 and 19,931,709,376.98 is: 29,898,619,927.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,669,484,939.20 : 97,007,653,210.34 = 19,931,709,376.98 : x
  2. Step 2: Convert to fraction form
    64,669,484,939.20/97,007,653,210.34 = 19,931,709,376.98/x
  3. Step 3: Cross multiply
    64,669,484,939.20x = 97,007,653,210.34 × 19,931,709,376.98
  4. Step 4: Simplify right side
    64,669,484,939.20x = 1,933,528,351,131,357,675,520
  5. Step 5: Solve for x
    x = 1,933,528,351,131,357,675,520/64,669,484,939.20
  6. Step 6: Final answer
    x = 29,898,619,927.92

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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.