Home / 1,249,292,149,488.40-1,724,059,533,674.30-707,950,871,326.48

Finding the Fourth Proportional to 1,249,292,149,488.40, 1,724,059,533,674.30 and 707,950,871,326.48

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Solution

The fourth proportional to 1,249,292,149,488.40, 1,724,059,533,674.30 and 707,950,871,326.48 is: 976,992,811,155.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,292,149,488.40 : 1,724,059,533,674.30 = 707,950,871,326.48 : x
  2. Step 2: Convert to fraction form
    1,249,292,149,488.40/1,724,059,533,674.30 = 707,950,871,326.48/x
  3. Step 3: Cross multiply
    1,249,292,149,488.40x = 1,724,059,533,674.30 × 707,950,871,326.48
  4. Step 4: Simplify right side
    1,249,292,149,488.40x = 1,220,549,449,083,445,374,353,408
  5. Step 5: Solve for x
    x = 1,220,549,449,083,445,374,353,408/1,249,292,149,488.40
  6. Step 6: Final answer
    x = 976,992,811,155.72

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