Home / 1,019,465,748,875.70-1,406,862,871,156.90-562,724,319,040.90

Finding the Fourth Proportional to 1,019,465,748,875.70, 1,406,862,871,156.90 and 562,724,319,040.90

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Solution

The fourth proportional to 1,019,465,748,875.70, 1,406,862,871,156.90 and 562,724,319,040.90 is: 776,559,636,288.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,465,748,875.70 : 1,406,862,871,156.90 = 562,724,319,040.90 : x
  2. Step 2: Convert to fraction form
    1,019,465,748,875.70/1,406,862,871,156.90 = 562,724,319,040.90/x
  3. Step 3: Cross multiply
    1,019,465,748,875.70x = 1,406,862,871,156.90 × 562,724,319,040.90
  4. Step 4: Simplify right side
    1,019,465,748,875.70x = 791,675,951,155,691,986,616,320
  5. Step 5: Solve for x
    x = 791,675,951,155,691,986,616,320/1,019,465,748,875.70
  6. Step 6: Final answer
    x = 776,559,636,288.69

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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.