Home / 14,210,075,638.72-19,610,136,544.80-7,779,788,342.08

Finding the Fourth Proportional to 14,210,075,638.72, 19,610,136,544.80 and 7,779,788,342.08

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Solution

The fourth proportional to 14,210,075,638.72, 19,610,136,544.80 and 7,779,788,342.08 is: 10,736,235,017.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,210,075,638.72 : 19,610,136,544.80 = 7,779,788,342.08 : x
  2. Step 2: Convert to fraction form
    14,210,075,638.72/19,610,136,544.80 = 7,779,788,342.08/x
  3. Step 3: Cross multiply
    14,210,075,638.72x = 19,610,136,544.80 × 7,779,788,342.08
  4. Step 4: Simplify right side
    14,210,075,638.72x = 152,562,711,677,832,003,584
  5. Step 5: Solve for x
    x = 152,562,711,677,832,003,584/14,210,075,638.72
  6. Step 6: Final answer
    x = 10,736,235,017.79

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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.