Home / 1,019,465,748,871.40-1,406,862,871,151.10-562,724,319,036.65

Finding the Fourth Proportional to 1,019,465,748,871.40, 1,406,862,871,151.10 and 562,724,319,036.65

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Solution

The fourth proportional to 1,019,465,748,871.40, 1,406,862,871,151.10 and 562,724,319,036.65 is: 776,559,636,282.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,465,748,871.40 : 1,406,862,871,151.10 = 562,724,319,036.65 : x
  2. Step 2: Convert to fraction form
    1,019,465,748,871.40/1,406,862,871,151.10 = 562,724,319,036.65/x
  3. Step 3: Cross multiply
    1,019,465,748,871.40x = 1,406,862,871,151.10 × 562,724,319,036.65
  4. Step 4: Simplify right side
    1,019,465,748,871.40x = 791,675,951,146,449,082,777,600
  5. Step 5: Solve for x
    x = 791,675,951,146,449,082,777,600/1,019,465,748,871.40
  6. Step 6: Final answer
    x = 776,559,636,282.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.