Home / 1,308,282,355,385-1,960,772,789,742.40-663,050,104,041.60

Finding the Fourth Proportional to 1,308,282,355,385, 1,960,772,789,742.40 and 663,050,104,041.60

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Solution

The fourth proportional to 1,308,282,355,385, 1,960,772,789,742.40 and 663,050,104,041.60 is: 993,738,543,433.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,282,355,385 : 1,960,772,789,742.40 = 663,050,104,041.60 : x
  2. Step 2: Convert to fraction form
    1,308,282,355,385/1,960,772,789,742.40 = 663,050,104,041.60/x
  3. Step 3: Cross multiply
    1,308,282,355,385x = 1,960,772,789,742.40 × 663,050,104,041.60
  4. Step 4: Simplify right side
    1,308,282,355,385x = 1,300,090,602,240,636,406,988,800
  5. Step 5: Solve for x
    x = 1,300,090,602,240,636,406,988,800/1,308,282,355,385
  6. Step 6: Final answer
    x = 993,738,543,433.96

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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.