Home / 693,875,302.60-1,038,768,011.70-607,781,860.60

Finding the Fourth Proportional to 693,875,302.60, 1,038,768,011.70 and 607,781,860.60

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Solution

The fourth proportional to 693,875,302.60, 1,038,768,011.70 and 607,781,860.60 is: 909,881,577.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,875,302.60 : 1,038,768,011.70 = 607,781,860.60 : x
  2. Step 2: Convert to fraction form
    693,875,302.60/1,038,768,011.70 = 607,781,860.60/x
  3. Step 3: Cross multiply
    693,875,302.60x = 1,038,768,011.70 × 607,781,860.60
  4. Step 4: Simplify right side
    693,875,302.60x = 631,344,354,882,788,608
  5. Step 5: Solve for x
    x = 631,344,354,882,788,608/693,875,302.60
  6. Step 6: Final answer
    x = 909,881,577.45

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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.