Home / 6,387,877,931.84-8,814,779,554.08-3,606,708,349.76

Finding the Fourth Proportional to 6,387,877,931.84, 8,814,779,554.08 and 3,606,708,349.76

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Solution

The fourth proportional to 6,387,877,931.84, 8,814,779,554.08 and 3,606,708,349.76 is: 4,976,979,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387,877,931.84 : 8,814,779,554.08 = 3,606,708,349.76 : x
  2. Step 2: Convert to fraction form
    6,387,877,931.84/8,814,779,554.08 = 3,606,708,349.76/x
  3. Step 3: Cross multiply
    6,387,877,931.84x = 8,814,779,554.08 × 3,606,708,349.76
  4. Step 4: Simplify right side
    6,387,877,931.84x = 31,792,339,018,994,065,408
  5. Step 5: Solve for x
    x = 31,792,339,018,994,065,408/6,387,877,931.84
  6. Step 6: Final answer
    x = 4,976,979,735.40

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1.5x scale

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.