Home / 690,092,041,232.55-1,035,249,292,746.60-212,561,117,253.04

Finding the Fourth Proportional to 690,092,041,232.55, 1,035,249,292,746.60 and 212,561,117,253.04

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Solution

The fourth proportional to 690,092,041,232.55, 1,035,249,292,746.60 and 212,561,117,253.04 is: 318,875,937,054.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,092,041,232.55 : 1,035,249,292,746.60 = 212,561,117,253.04 : x
  2. Step 2: Convert to fraction form
    690,092,041,232.55/1,035,249,292,746.60 = 212,561,117,253.04/x
  3. Step 3: Cross multiply
    690,092,041,232.55x = 1,035,249,292,746.60 × 212,561,117,253.04
  4. Step 4: Simplify right side
    690,092,041,232.55x = 220,053,746,301,636,767,121,408
  5. Step 5: Solve for x
    x = 220,053,746,301,636,767,121,408/690,092,041,232.55
  6. Step 6: Final answer
    x = 318,875,937,054.15

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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.